THE ORIGINAL SWIFTWICKA(R): SIMPLE, RELIABLE PERFORMANCE SOCKS The original Swiftwick sock. Nylon in the heel and toe provide maximum durability. Great golf socks to create a stable platform for your swing. The Zero cuff sits just below the ankle with minimal extension above your shoe. a Designed for maximum durability with reinforced heel and toe to keep your feet protected in abrasion prone areas. a Lightweight, moisture-wicking fibers keep feet dry, cool, and protected. a Comfortable for all-day wear with a medium cushion footbed to absorb impact. a One Pair Materials & Care a 76% Nylon / 18% Olefin / 6% Spandex a Machine wash cold. Tumble dry low. Do not bleach or iron.