Sealskinz Bircham Waterproof All weather Ankle Length Sock

- The original, midweight waterproof sock

- Perfect weight for a wide variety of temperatures

• Thermoregulating merino wool inner layer

Outer – Extra-durable polycolon and nylon blend, with 4-way stretch for an optimal fit.

Mid-Section – Aquasealz™ waterproof membrane releases moisture vapour from inside the sock.

Interior – Premium merino wool for comfort and sweat-wicking. Natural antimicrobial properties, inhibiting growth of odour-causing bacteria.