[HIGH QUALITY] Fake socks are made of combed yarn, polyester and spandex product of South Korea. The impurities of the yarn were removed. So yarn thickness is same and no filling out.[NO SLIPPING OR SLIDING] Wifi Silicon Gel technology prevents slipping. Keep the shape all day. 3 layer Rubber strips grab your feet and don??t worry falling off when running or walking.[WASHING METHOD] Washing Machine washable and hand wash. Wash water below 40 Celsius. Avoid bleach. Do not ironing.[SIZE] EU 35-38, US 5-8, CN 34-40, KR 220-250 (For Women)[SHOES and OCCASIONS] Colors and shapes are good match for sneakers, flat shoes, sandals, formal shoes, etc. Suitable for various situation such as sports, casual, home and business.