Description Extraordinary climber first, epic filmmaker second, Jimmy Chin inspired these expedition-ready socks with the first-ever ascent of the Shark's Fin in the Garhwal Himalayas in India. This pair features a warm Merino wool blend and Infiknit™ fiber reinforcement that can last through any adventure. Crew Height Merino Wool Blend Medium Cushioning FRESHTEK™ MOISTURE & ODOR CONTROL Infiknit™ Durability Performance Cushioning Boot Protection Performance Arch Support Fit and Fabric 42% nylon, 28% merino wool, 28% polyester 2% elastance