80% Cotton, 12% Nylon, 8% Spandex.Machine Wash.Real Thigh High - Increased the length of socks to 24 (no stretched) from heel up to the top of the sock. Sole length: 9". These socks are real thigh highs They are perfectly over the knee for women who"s height is 51-57.Softer and Thicker - From natural cotton upgrade to underwear-grade cotton and increased the density of knitted fabric, the thigh high socks are thicker - increased by 15% than last design, which become thicker and warmer, not easy out of shape after worn and washed.Better Elasticity - Widen the blend spandex on top of the thigh highs, the thigh high socks became more elastic, and friendly to big girls.Stay Up - After multiple tests and experiments, the thigh high socks was stay up better than last version, It can stay in the middle of the thigh all the time. No need to adjust it every moment.BUY with Full Confidence & "Peace Of Mind" - If you"re not 100% satisfied, Please contact us Replace it or ask a Refund within 6 months of purchase.About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks for your cooperation and we'll make you feel satisfied.