The 1000 Mile Snow Sports Socks offer all the protection and comfort an avid skiier or snowboarder could ask for. With additional padding at key critical points - the toes ball of the foot heels (running all the way up over the achilles tendon to prevent rubbing) and the shins - you'll find these socks easily support the foot. Their fabric is a blend of acrylic nylon and tactel fabrics with the lattermost providing moisture wicking to ensure day long dryness. A ribbed arch bracing serves to keep the sock secure on the foot plus this sock features HellPower material that grips the heel in place to further guard against slipping and shifting under foot., Padded shin zone for comfort and protection. Lightweight Tactel calf and upper foot zones to wick away moisture., Arch bracing for additional support. Full padded Achilles tendon protection., Extra padding for toe ball and heel zones. Sizing by UK shoe size., Care Instructions: Machine wash at 30 degrees. No tumble dry.,