The ideal lightweight cap for cold days. Composition: 54%PA, 17%EA, 29% PES roboCap is cut in a way that fits skin-tight on your head and can be worn comfortably under a helmet. New: It is now made out of warm and very soft RXQ fabric, double-layered around your ears and forehead. Another ASSOS innovation is the elastic suspenders that ensure a secure grip on your eyewear. Fitted with reflective stripes on the back.