These Beautiful Pink & Purple Bamboo socks are: Seamless toe Super Super Soft (Yes 2 supers!) Breathable. Cooling in Heat and Snug in Cold Anti-Bacterial Moisture Wicking. Keeping feet dry. Especially during sporting activities. They have a reinforced heel and toe for extra durability. Sustainable Material with Biodegradable Packaging. Fabric: 75% Bamboo, 23% Nylon, 2% Spandex. Code: P&P   Washing Instructions  We recommend washing your Bamboo Socks at 30°C. Do not tumbledry.