dhb Aeron Ultra Bib ShortsThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you're off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides greater fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK TreatmentColdblack finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Materials: Main: 79% Polyamide, 21% ElastaneBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Bib ShortsThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you're off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides greater fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK TreatmentColdblack finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Materials: Main: 79% Polyamide, 21% ElastaneBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Bib ShortsThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you're off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides greater fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK TreatmentColdblack finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Materials: Main: 79% Polyamide, 21% ElastaneBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Bib ShortsThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you're off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides greater fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK TreatmentColdblack finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Materials: Main: 79% Polyamide, 21% ElastaneBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Women's Bib ShortThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you’re off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface® have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides improved fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK® TreatmentColdblack® finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack® finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Material: 79% Polyamide, 21% LycraBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Women's Bib ShortThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you’re off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface® have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides improved fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK® TreatmentColdblack® finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack® finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Material: 79% Polyamide, 21% LycraBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Women's Bib ShortThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you’re off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface® have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides improved fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK® TreatmentColdblack® finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack® finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Material: 79% Polyamide, 21% LycraBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Women's Bib ShortThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you’re off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface® have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides improved fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK® TreatmentColdblack® finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack® finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Material: 79% Polyamide, 21% LycraBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
dhb Aeron Ultra Women's Bib ShortThe New Aeron Ultra Bib Shorts from dhb deliver comfort and performance day after day, whatever the ride has in store. Lightweight, breathable and durable, it's the perfect technical pair of bibs for multi-day trips and epic all day rides.If you’re off on an adventure and only have space for one pair of bibs, what do you reach for? The Aeron Ultra Bib Shorts. Lightweight, comfortable, durable and quick drying: designed for tough conditions, these bibs are ideal for long days in the saddle.Aeron Ultra: designed for epic adventuresAeron Ultra is a new set of kit from dhb designed to fit the needs of riders looking to push on for longer in total comfort. With a focus on breathability, durability and comfort no matter how long the ride, this is kit designed to go wherever your bike can take you. Perfect for that multiday bikepacking adventure or an epic all-day ride in the mountains, this is gear that dries fast, stays comfy, and keeps you out there.Elastic Interface custom long-distance padIntended for cycling long distances Interface® have custom-made a pad for the Aeron Ultra Bib Shorts. Its design is developed for male anatomy with a central channel improving blood flow and reducing pressure and numbness.The multidirectional curvature provides improved fit and saddle stability, while the air-mapping concept increases air permeability for reduced heat and increased wicking properties whilst plain, soft wings allow for greater freedom of movement and protect the inner-leg area from chafing.COLDBLACK® TreatmentColdblack® finishing reduces the absorption of heat rays in dark colours. The result is tangibly better heat management: all the fabrics with coldblack® finishing heat up less, even in direct sunlight. The fabric fits like a second skin, dries rapidly and offers exceptional breathability, helping you remain fresh even when pushing your limits. You also have the benefit of UV protection making these bib shorts perfect for those intending to ride in intense sun and heat.Features:Material: 79% Polyamide, 21% LycraBib Straps: 75% Polyamide, 25% ElastaneBinding: 73% Polyamide, 27% ElastaneHigh UPF rating and anti-bacterial fabric treatment.Durable stretch high-gauge polyamide fabric is lightweight, comfortable, and offers high-level moisture transportElastic interface custom long distance pad. Fully perforated airflow for quick drying and comfort on long ridesDurable leg gripper with woven siliconeLeg pocket for quick access to essential itemsSoft bib straps with extra mesh coverage for maximum comfortBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Respro Ultralight Anti Pollution MaskRespro’s advanced filtration system and personalised fit on its Ultralight Anti Pollution Mask enables you to walk, run or ride in comfort and safety. Made from a stretchable Neoprene and including a Hepa-Type filter, it prevents you from breathing in harmful ultra-fine sub-micron particles (such as PM 2.5). Despite its impressive filtering characteristics, it’s also highly breathable, making it ideal for exercise use and prolonged wearing in the busy city. Easy to fit it can be adjusted with its included nylon nose strip and Velcro fastening.Features: Material: Neoprene 4-way technical stretch fabric Breathable MaterialFour sizes (small size uses the medium filter)Two Powa™ Elite valves (RAVSTM)Easy Velcro® fasteningNylon unbreakable nose clipHepa-Type™ sports filterNylon mesh carry bag Technologies:Hepa-Type Filter: This provides sub-micron (smaller than PM 2.5) dust filtering capability. Hepa-Type (Sub-micron filtration) - removes particles less that one micron in aerodynamic diameter. NOTE: PM2.5 is a group of particulates known as respirable and sub-micron particulates are known as ultra-fine which are also respirable but even smaller in sizePowa Elite Valves: These large valves provide rapid exhalation of heat, water vapour and Carbon dioxide and have a variable vane system to maximise airflow when it comes to elevated breathing rates while exercisingBuy Respro Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.
Respro Ultralight Anti Pollution MaskRespro’s advanced filtration system and personalised fit on its Ultralight Anti Pollution Mask enables you to walk, run or ride in comfort and safety. Made from a stretchable Neoprene and including a Hepa-Type filter, it prevents you from breathing in harmful ultra-fine sub-micron particles (such as PM 2.5). Despite its impressive filtering characteristics, it’s also highly breathable, making it ideal for exercise use and prolonged wearing in the busy city. Easy to fit it can be adjusted with its included nylon nose strip and Velcro fastening.Features: Material: Neoprene 4-way technical stretch fabric Breathable MaterialFour sizes (small size uses the medium filter)Two Powa™ Elite valves (RAVSTM)Easy Velcro® fasteningNylon unbreakable nose clipHepa-Type™ sports filterNylon mesh carry bag Technologies:Hepa-Type Filter: This provides sub-micron (smaller than PM 2.5) dust filtering capability. Hepa-Type (Sub-micron filtration) - removes particles less that one micron in aerodynamic diameter. NOTE: PM2.5 is a group of particulates known as respirable and sub-micron particulates are known as ultra-fine which are also respirable but even smaller in sizePowa Elite Valves: These large valves provide rapid exhalation of heat, water vapour and Carbon dioxide and have a variable vane system to maximise airflow when it comes to elevated breathing rates while exercisingBuy Respro Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.
Respro Ultralight Anti Pollution MaskRespro’s advanced filtration system and personalised fit on its Ultralight Anti Pollution Mask enables you to walk, run or ride in comfort and safety. Made from a stretchable Neoprene and including a Hepa-Type filter, it prevents you from breathing in harmful ultra-fine sub-micron particles (such as PM 2.5). Despite its impressive filtering characteristics, it’s also highly breathable, making it ideal for exercise use and prolonged wearing in the busy city. Easy to fit it can be adjusted with its included nylon nose strip and Velcro fastening.Features: Material: Neoprene 4-way technical stretch fabric Breathable MaterialFour sizes (small size uses the medium filter)Two Powa™ Elite valves (RAVSTM)Easy Velcro® fasteningNylon unbreakable nose clipHepa-Type™ sports filterNylon mesh carry bag Technologies:Hepa-Type Filter: This provides sub-micron (smaller than PM 2.5) dust filtering capability. Hepa-Type (Sub-micron filtration) - removes particles less that one micron in aerodynamic diameter. NOTE: PM2.5 is a group of particulates known as respirable and sub-micron particulates are known as ultra-fine which are also respirable but even smaller in sizePowa Elite Valves: These large valves provide rapid exhalation of heat, water vapour and Carbon dioxide and have a variable vane system to maximise airflow when it comes to elevated breathing rates while exercisingBuy Respro Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.