Giro SPF30 Ultralight Skull CapSitting almost unnoticed beneath your helmet, the Ultralight Skull Cap from Giro nevertheless works hard to keep you comfortable and happy as you tear up whatever surface you might be riding on. Seams within the cap are smart enough to take care of pressure points on your hand, and its one size fits most construction is boosted by an elastic rear panel. Additionally, the mesh top panel is highly breathable and offers sun protection up to SPF30. Trust in Giro to make your summer rides a joy.Features:Material: 100% PolyesterX-static performance jersey mesh top panel (SPF 30)Elastic rear panel offers wide range of fitSmart seams help alleviate pressure points when worn under a helmetOne size (fits most)Buy Giro Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.