RANDY SUN Breathable Waterproof Socks Ankle Cushioned RS243

DescriptionSmart RANDY SUN waterproof socks help keep your feet at a stable temperature. When it’s cold outside, the windproof waterproof socks insulate your feet. When it’s warm outside, it transports sweat away & heat from the skin for rapid evaporation. Highly breathable socks help to keep your feet cool and dry.RS-TEX, Three-Layer ConstructionWe choose Eco-friendly materials to reduce pollution to the environment.Outer Layer: 61% Nylon, 32% Polyester, 7% Elastane. Durable, Flexible.Middle Layer: 100% Waterproof And Breathable Membrane.Inner Layer: 66% Coolmax, 30% Polyester, 4% Elastane. Moisture Wicking, Anti-Odor. Size Chart Size USA Men USA Women UK Europe XS 4.5-6.5 5.5-7.5 3-5 34-37 S 7-10 8-11.5 6-8 38-41 M 10.5-13 12-14 9-11 42-45 L 13.5-15.5 14.5-16.5 12-14 46-49   Breathable & Windproof & Waterproof SocksTo make sure the high breathability, we studied hundreds of raw materials and functional membra