Ride through winter in more comfort with the AmFIB(R) Lite Skull Cap. This cold-weather essential uses Polartec(R) Wind Pro(R) fabric on the leading edge to block the wind and highly breathable thermal fabric on the top and back to keep you from overheating. It's designed to fit easily under your helmet and comes down enough on the sides for crucial ear protection. It fits comfortably under a helmet and a port in the rear allows ponytails to pass through. FEATURES: - Pedal to Zero(TM): Going by bike 3mi / 5km offsets the climate impact of this garment - Polartec(R) Wind Pro(R) fabric on the front provides protection where you need it most - Thermal fabric on the top and back ensures the right amount of breathability - Made with recycled materials FABRIC: - Main Body: 79% recycled polyester, 21% spandex Front Panel: 97% polyester, 3% spandex