Waterproof socks 1.Size: S,M,L,XL 2.Features: Waterproof, Windproof , Breathable , Warm protection Product ... Description Item DS8838 Size S,M,L,XL Style Waterproof Coolvent Lite socks ColorBlack,grayMinimum order quantity ... light membranes Inner sock: 80% Coolmax fresh FX yarns, 20% nylon. The Coolmax FX yarns have the permanent anti bacterial function therefore ...