Inclusion: Each 1 Pair or 5 Pairs One Size Fits Most : Women Shoe US 5 ~ 8 / EU 36 ~ 39 / UK 2.5 ~ 5.5 / Asian 220 ~ 250 Machine Wash This socks produced with two threads of cotton. so it's good to wear in autumn and winter. We want you to be 100% happy (Made in Korea)