The Octaclava features thermoregulating ActiveTemp™ technology, UPF 30 sun protection, hinged, hybrid-mapped construction, and a low-profile fit for warm, breathable performance worn alone or underneath a ski, snowboard, or bike helmet. Versatile, Full-Coverage Cold Weather Head Protection The Octaclava provides versatile, full-coverage head protection from the elements while skiing, riding, climbing, cycling, or any cold-weather outdoor activity. Engineered with a hinged construction and a low-profile hood, this balaclava offers versatile protection and a seamless fit under a helmet. Its 100% polyester fabric is breathable, moisture-wicking, and quick-drying and features a hybrid-mapped construction for strategic warmth where it matters the most. Innovative ActiveTemp™ technology helps to regulate body temperature as the effort increases, and UPF 30 protection safeguards skin from harmful UV rays. Whether finessing the tools on a mixed climb or huddling for warmth during a windy chair ride on a powder day, the ever-versatile Octaclava is a warm, breathable performance layer for extending time spent outdoors in cold weather. Fabric Performance: Breathable Hybrid-Mapped Construction Wicking Quick-Drying Thermo-Regulating ActiveTemp™ Treatment UPF 30 Design Features: Hinged Construction Low Profile Hood