80% Cotton, 15% Acrylic, 5% Spandex Imported Machine Wash Products are made in Korea. Chinese sellers are selling low-priced Chinese counterfeit goods, so please purchase them carefully! Free size(One Size) US 7~9 23~26cm EUR 38~42 UK 5~8 Garment Care: Machine washable, Natural Dry(Recommended) Occasion: Perfect as a daily socks and wonderful as a gift 100% Brand New and High Quality, Made in South Korea