Feature:1. The concave-convex surface has strong friction and is easy to grip and not slip. 2. Double hole fixed position, not easy to fall and safer. 3. Made of synthetic materials, without any toxic effect on the human body, high strength, good wear resistance, comfortable hand feel, designed and manufactured from a professional perspective based on ergonomics and experience. 4. Effective protection of the calf and ankle to give gentle support and care, better promote blood circulation. 5. 2 different types for you to choose, meet your different needs. Specification: Condition: 100% Brand NewItem Type: Compression Stockings Material: Polyester cottonColor: black Size: free size Optional type: open toe, close toe Package List:2 x Compression Stockings