Engineered for maximum ventilation & moisture transmission, the KLIM Vented Sock is the perfect choice for the hottest rides or for riders who want minimum bulk & maximum moisture removal. Active cooling properties allow the sock to cool effectively far beyond the performance of a typical synthetic sock. Features Highly breathable moisture-wicking coolmax® yarn Knit mesh panels accelerate wicking & ventilation Terry knit for comfort padding at ankle, heel, forefoot & sole Ankle/arch bands keep sock in place Zonal padding at ankle, heel, forefoot & sole enhanced elasticity Knit logos Nylon reinforced toe, heel, sole Above calf height for comfort & protection against knee pads/knee braces Nylon reinforced toe, heel, sole for durability