The Sock Hood Balaclava Facemask from BlackStrap is a classic deign with added innovation driven by our factory athletes. The Sock Hood has an ergonomic center panel design and dual layer, 4-way stretch, fabric for a comfortable fit under a beanie or helmet. The Sock Hood is UPF 50+ (UV) rated for sun protection and has a perforated liner that is breathable to mitigate fogged goggles. BlackStrap sets the industry standard in performance, comfort, and protection from the elements. Skiers, snowboarders, snowmobile riders, and all outdoor enthusiasts will find The Sock Hood Balaclava their new favorite tool in the outdoors. Stay Protected, Explore Longer.