Wellington Field Wool Sock is a high knitted sock in 70% Lambswool and 25% recycled polyamide. Extra high shaft that can be folded down or stretched over the knee. Cable knit fold-down upper. Ribbed shaft keeps the sock firmly in place. Comfortable to wear in wellington boots.Wool socks are used for maximum warmth. It has an absorbent capacity to wick moist from the foot. Wools natural qualities mean that it stays  warm even when damp. Wool socks also work as a base layer when you don't require double socks.