SEALSKINZ Bircham Unisex Waterproof All Weather Ankle Length Sock Running, Trekking, Camping & Everyday Use Merino Wool Lining 4-Way-Stretch

Fully waterproof ankle-length socks designed for outdoor use, delivering waterproof, windproof and breathable performance. The Bircham sock blends a durable outer layer with a waterproof middle membrane and a Merino wool interior for comfort across summer and winter activities. It is engineered for high-intensity sports or relaxed outdoor pursuits, including mountain biking, trekking and trail running, with an adaptable ankle-length profile that supports breathability and fit in varied conditions. The design emphasises durability and comfort, pairing robust materials with features that help prevent hot spots and rubbing.

• Three-layer construction with outer polycolon, nylon and elastane
• Middle AQUASEALZ waterproof membrane for wet-weather protection
• Merino wool lining for moisture control and insulation
• Zonal elastication for supportive fit
• Four-way stretch for added comfort and better feel
• Flat toe seams to prevent rubbing and blisters

Usage

1. Wash at 40ºC.
2. Low tumble dry or drip dry.
3. Do not dry clean, iron or bleach.