Eanana Women's Solid Blend Comfy Soft Short Tube Socks 4 Pairs Material: 75% cotton, 20% polyester, 5% spandex Free size fits most of women and girl, suitable for US size 5 to 9 Made of healthy high quality cotton, absorb sweat and deodorant function Full of elasticity, super soft and comfortable. Do not use bleach and a long soak, Hand/Machine Wash Cold Wash inside out and then air dry to reduce shrinkage