CozyWow Womens/Girls Summer Candy Color Cotton No Show Casual Socks (5-Pack) 2% polyester 80% slub cotton, 2% polyester, 18% flax Shoe Size 5-7 CozyWow socks are made with eco-friendly material, which is good for our health and environment. The slub cotton fabric is soft, breathable, stretchy, comfortable and durable. Machine washable Shipping Time: 5-10 business days, which will be earlier than the estimated delivery date provided by Amazon.