▌Dimensions Size Size: Socks size (Socks) _ L 250mm x W 80mm x H 5mm Size chart _ JP 23-26, EUR 36-41, US 5-8 Package size (With packaging) _ L 140mm x W 98mm x H 80mm Material Material: Semi-combed cotton 65% Elastic fiber (Spandex) 25% nylon ▌ washing instructions Please use a neutral detergent to wash with 30 degrees of water. Please wash at 30°C After cleaning, please hang it in a cool, ventilated place to dry. Hang dry in a cool ventilated place. Please note that it is not allowed to be ironed, dried and bleached. No iron in, tumble drying, or bleach. ▌ purchase notice Since the socks are close-fitting clothing, please read the product description before purchase. If the products are not sold, they will not be accepted for return. We apologize for any inconvenience.