The military-approved Bircham Sock, ankle-length, offers 100% waterproofing and temperature regulation, excelling in intense sports and casual outdoor activities. Crafted in the Sealskinz Norfolk factory, it blends premium merino wool with high-performance fibers, resulting in a functional sock with a natural feel. Each layer of the Three-Layer Aquasealz system aids moisture release, ensuring dry feet even in the wettest conditions. Ankle length enhances overall breathability, making it suitable for mountain biking, trekking, trail running, and hiking.
