DEFEET Talon Ski Socks 53% Coolmax EcoMade/ 38% Stretch Nylon/ 5% Coolmax Alta/ 4% Lycra Made in US 54% Coolmax EcoMade, 42% Nylon, 4% Lycra Open mesh weave on the calf Non-binding top cuff and reinforced heel and toe Machine wash cold, tumble-dry low, no chlorine bleach Made in the USA