SealSkinz Bircham Waterproof All Weather Ankle Length Sock

The original, military-endorsed Bircham Sock. Ankle length. 100% waterproof and thermoregulating, the Bircham excels in high-intensity sports, as well as more relaxed outdoor pursuits. Handcrafted in the Sealskinz factory in Norfolk.

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.

The hybridisation of natural and synthetic materials marries high-performance with a soft feel. All accessories have undergone a rigorous testing process, demanding complete waterproofness and durability of fabric.

• Outer Layer - 62% Polycolon, 29% Nylon, 9% Elastane
• Middle Layer - Aquasealz® waterproof membrane
• Inner Layer - 36% Merino Wool, 36% Acrylic, 18% Polyester, 5% Nylon, 5% Elastane

Shipping: This product is shipped Monday to Friday. Cut-off time is 14:00. Orders placed after the cut-off or on weekends are processed the next working day. A shipping charge of £5.99 applies. Delivery typically takes 2–3 working days, with final delivery dates shown at checkout.