An ultralight high performance racing sock. Has a close supportive fit from foot to calf. Prevents the sock from bunching which helps to ensure comfort. Knit with MERINO WOOL for superb softness next to skin while providing excellent thermal and moisture control properties. Made with ENDUROFIL, that is combined with Enduro-Wool and Merino Wool for superb wicking and durability. ENDUROFIL is a polypropylene fiber, which also offers high abrasion and wash resistance. This is an over calf height sock with no cushioning for the closest possible boot fit. Specifically designed for disciplines including Cross Country, Downhill, Backcountry and boarding, each Bridgedale Ski sock offers comfort, performance and insulation. Fusion Technology provides balanced insulation and moisture management, giving you the best fitting, most comfortable and durable ski socks, allowing you to enjoy your winter sports whatever the weather. FORWARD FLEX | Prevents the sock from bunching which helps to ensure comfort. SHOCKZONE | Engineered with an advanced zonal padding system that provides extra support and comfort to areas of the foot and leg. MERINO WOOL | Knit with MERINO WOOL for superb softness next to skin while providing excellent thermal and moisture control properties. ENDUROFIL | Made with ENDUROFIL, that is combined with Enduro-Wool and Merino Wool for superb wicking and durability. ENDUROFIL is a polypropylene fiber, which also offers high abrasion and wash resistance. FLAT TOE SEAM | An almost invisible hand linked toe seam closes the toe boxes creating a comfortable, flat seam that doesn't create excess bulk and cause irritation.