Worn by itself during Spring and Autumn or as a mid-layer in winter, the Zenith thermal long sleeve jersey is spot on for any British mountain bikerFeatures:Constructed from brushed backed wicking fabric, the Zenith long sleeve top keeps the chill out without letting you over heat,The dropped hem keeps your lower back protected and the rolled collar sits comfortably against the skin,The arms are shaped to offer ease of movement while riding hard without any excess fabric,Main fabric; 85% Polyester / 15% Elastane,Limited lifetime warranty.