Product details •  Pack of 3 Pairs of SocksFabric content and care advice •  74% cotton, 25% polyamide, 1% elastane •  Machine washable at 30°C •  Do not iron. Do not bleach •  Do not tumble dry •  Do not dry clean •  OEKO-TEX® Standard 100. Standard 100 certification by OEKO-TEX® tests textile products for harmful substances via an independent, international label.