cotton blend Material: 78% cotton, 20% nylon, 2% spandex. Stretchy, comfortable, lightweight, wearable and sweat-wicking. Soft and gentle care for skin, let you feel comfortable all the day. Suitable Size: Our socks are about 40 to 42cm, suitable for women US shoe sizes 8-12, men US shoe sizes 6-10. Breathable&Moisture Wicking: Our crew socks are supremely breathable and moisture wicking. Keep you cool and provide an ??ber comfy fit. Performance Fit: No slipping, no bunching, and no blisters. True Seamless: Undetectable seam fusion for an ultrasmooth, invisible. Suitable Many Occasions: These crew socks mixed colors put a fun finishing touch on your outfits. No need to worry about deformation or fading. No matter outside or inside, also daily wear and holiday, they have great usage. Perfect present for family members, friends and anyone you love.