Fabric composition: 20% spandex+80% nylon Product size: S-7XL Product color: black; beige See size chart in pictures above Compression calf sleeves are very comfortable and support men and women with very wide calves. Gradient compression - tightest at the ankle and gradually decreasing up the leg creating a pumping effect. Faster recovery - these are designed to boost circulation in your legs to reduce muscle soreness. 【20-30 mmHg Graduated Compression Level】 The most common use of 20-30 mmHg compression hose is for varicose veins; moderate swelling and edema; arterial and venous insufficiencies; reducing pooling of blood in the legs; protection against deep vein thrombosis (DVT); during and after pregnancy and frequent and long distance travel. By providing a higher level of support, these compression dress socks are designed to improve blood flow and alleviate pain and increased levels of discomfort. Graduated compression pushes de-oxygenated blood from the veins back to the heart and allows the flow of oxygen-rich blood back to your legs resulting in greater strength and vitality Material - Our Leg Compression Sleeves is made of Nylon and spandex Material. The comfortable and breathable fit making you more comfortable during the sports. Any water or sweat could be absorbed and vented instantly for long-time, breathable wearing This leg compression sleeves 20-30mmHg Graduated Support Function - The Shin Splint Compression Sleeve can Graduated Support for Sports Running Football Circulation Recovery Shin Splints Varicose Veins. Offering comfort for men and women with wider calves. Helps to keep your blood flowing in your ankles and feet Fit and Durability - Our Wide Plus Size Calf Compression Sleeves can hold up the position all the time, which allows you to wear them for a long time without falling off, you will feel more comfort during the sports. And this Calf Compression Sleeves is easy to take on and off Suitable For - The Leg Compression Sleeves are universal for men and women, all ages, all levels of fitness and various types of sports. They are ready to wear it in Sports Running, Playing Football, Pilates, Yoga, Barre, Dance, Trampoline, Marathon, Fitness, Hospital, Rehab, Home and more