The Q36.5 Sottocasco Under Helmet Cap is a low volume garment that fits perfectly under your helmet to keep your head warm through the coldest rides of the year. This cap provides more coverage than a headband but still avoids overheating. It is made with a four-panel design that fits without bunching. A raw, unhemmed edge along with a non-slip fit make it perfect for performance on the bike. The Q36.5 Sottocasco Under Helmet Cap is a great choice for staying comfortable on your winter rides.