Zone3’s FINA Approved MF-X Performance Gold Jammers come with a hydrodynamic water repellent ‘Performance Gold’ fabric construction. The material provides a targeted level of compression for increased muscular activation and performance with excellent shape retention designed to mould to the body like a second skin. The Flatlock low profile seams also ensure a snug fit and stylish appearance. A Nano coating creates superior water repellence and reduced drag giving you the speed you need.