Sealskinz Stanfield Waterproof Extreme Cold Weather Mid Length Sock, Black

The Stanfield is built for the extreme cold, providing state-of-the-art thermal and waterproof protection. Completed with an Aquasealz membrane, it releases internal heat and moisture while denying the entry of water. Handcrafted in the Sealskinz factory in King's Lynn, Norfolk. Enjoy your day in comfort, knowing your feet are protected. ·     Outer - Extra-durable nylon exterior, with 4-way stretch for an optimal fit ·     Mid-Section - Aquasealz 100% waterproof hydrophilic membrane releases moisture vapour from inside the sock ·     Interior - Premium merino wool and acrylic blend, with terry-loop knitting for extra warmth and sweat-wicking ·     A seamless construction, with elastic support on the ankle, providing a close fit ·     Outer Layer Material: 90% Nylon, 10% Elastane ·     Middle Layer: Aquasealz waterproof membrane ·     Inner Layer: 41% Merino Wool, 41% Acrylic, 14% Polyester, 2% Nylon, 2% Elastane