Jack wolfskin innovative hydropore fabric is versatile enough to be used as a base layer or a warming mid layer within a layering system it has a smooth soft textured surface so it feels great when worn next to the skin alternatively simply slip it on over a top as a warm mid layer endurance sports are where it really shows what it can do it is extremely breathable dries fast and has odour inhibiting properties so itrsquos always pleasant to wear the system zip allows you to connect