Product details • Pack of 5 Pairs of Socks Fabric content and care advice • 96% cotton, 4% elastane • Please refer to the care instructions on the product label • OEKO-TEX® Standard 100. Standard 100 certification by OEKO-TEX® tests textile products for harmful substances via an independent, international label. Product sheet relating to environmental qualities and characteristics • Origin of manufacture (weaving, dyeing, printing, tailoring): China