These Polka Dot socks will help you nail your style spot on everytime. The blue background is made all the more exciting with vibrant white polka dots and accentuated with green toes. Made of high-quality cotton, these socks will keep you feeling fresh all day long.. Material. 78% Carded Cotton, 20% Nylon, 2% Spandex. Shoe sizeEU 36-39, US 6-8, UK 3-6(Reference：https://www.blitzresults.com/en/shoe-size-conversion/）. HeightMid-calf. ShippingShipped by air, delivery timeline estimated 7 working days with standard shipping