Men's CEPA(R) Dynamic+ Outdoor Light Merino Low Cut Socks 3 Pack :: The CEPA(R) Outdoor Light Merino Low Cut Sock combines CEP's unrivaled foot stabilization technology and Merino wool comfort in a low cut design. The unique blend of nylon, spandex, and wool combine to create a durable, effective partner for your feet no matter how far your adventure will take you. The lightweight design ensures a great fit in even the tightest trail shoes. Our unique dynamic compression profile will improve circulation to the foot by stimulating blood flow, and reduce swelling over the course of the day. Wool is one of mother nature's best fibers; it provides both insulation and cooling, and it can prevent cold feet by absorbing moisture.