Sleeves are ideal for running, hiking, martial arts, physical training, cycling, baseball, volleyball, basketball, yoga, exercise, or fitness activities. These stylish and fashionable sleeves provide comfortable compression, helping to warm up safely and support muscle recovery. Fabric composition: spandex. Calf sleeves and socks are also suitable for daily wear. Compression socks can be used to cover tattoos or leg scars, offering a smooth and polished look.Specifications: 1. Varicose-preventing calf cover, secondary elastic stockings, compression stockings, sports pressure leg sleeves, with a compression level of 20-30mmHg. 2. Fabric name: Lycra. Fabric composition: spandex. 3. Suitable for activities: running, hiking, martial arts, physical training, cycling, baseball, volleyball, basketball, yoga, exercise, or fitness. Also suitable for daily use, including during pregnancy, for medical or retail professionals, and air travel. Can be used to cover tattoos.Color: Skin Color, Black (optional)Product size parameters: - M: Ankle 18-25cm / 7.1-9.8 inch, Calf 31-34cm / 12.2-13.4 inch - L: Ankle 22-28cm / 8.7-11 inch, Calf 35-37cm / 13.8-14.6 inch - XL: Ankle 24-30cm / 9.4-11.8 inch, Calf 38-41cm / 15-16.1 inch Recommended weight and height: - M: 45-50.25kg, 150-170cm; 52.5-62.5kg, up to 180cm - L: 52.5-62.5kg, 150-170cm; 62.5-72.5kg, up to 180cm - XL: 62.5-72.5kg, 150-170cm Package List: 1 Pair of Leg Sleeves