Specification: Material: Nylon, weight 60g Size: S/M size 37*19cm, L/XL size: 39*21cm, XXL size: 41*23cm Color: Blue, coffee, skin Features: 1. Graded compression protects muscles and avoids sports injuries. 2. Improve blood flow and make the action more impressive. 3. It has excellent moisture absorption and quick-drying functions, and improves breathability under the premise of ensuring comfort. 4. Selected materials, high-elastic fabrics are durable. 5. The sock has strong wrapping and comfortable to wear.