FoxRiver Classic Wool Medium Weight Athletic Crew Socks 65% Wool/35% Stretch Nylon Made in US This classic crew sock combines the natural cushion of wool with the stretch and durability of nylon to keep you focused on your sport, not your feet This Medium weight crew sock is a durable, old-school favorite Shrink treated for easy care to protect sock from losing shape Wool's natural micro-spring coils absorb shocks; Smooth, flat comfort toe seam Reinforced with nylon for maximum durability and longer sock life; made in the USA This classic crew sock combines the natural cushion of wool with the stretch and durability of nylon to keep you focused on your sport, not your feet This Medium weight crew sock is a durable, old-school favorite Shrink treated for easy care to protect sock from losing shape Reinforced with nylon for maximum durability and longer sock life; made in the USA