100% "PERFECT FIT" Guarantee - We are confident that you will be fully satisfied with our product! If you have any ques. Suitable for all occasions - The sleeves have a preventive effect are suitable for runners, athletes, fitness workouts, hiking, tennis, cycling, office workers, airplane travelers, or anyone on their feet all day. Whether high or low or high impact, these enable you to warm up safely and recover quickly. The calf sleeves & socks are also perfect for everyday use especially while pregnant, for people in retail, air travel, jobs as a nurse or who require a lot of standing on your feet. Take Good Care of Your Feet/Legs - Knee High calf compression sleeves are breathable and made of durable excellent compression fabric. 85% Nylon, 10% Polyester, 5% Copper Fiber. They are recommended by doctors and preferred by trainers, With seamless woven construction, it fit calf with no loss of compression. The open toe design helps fit feet of various shapes. Available in 3 sizes - check the sizing chart in the pictures area. Unique Body Ergonomic Design - Our proprietary gradient compression zone technology gives you optimal pressure where your body needs it most. Whether you have leg cramps, aching calves, edema or swelling, shin splints, POTS or varicose these sleeves allow you to train harder, recover faster & feel stronger. They help blood circulation in your legs & reduce muscle soreness for recovery afterwards. Try & notice the improvement - you'll wish you'd found a long time ago!. Zipper Compression Socks For Men And Women - 15-20mmHg gradually reduce the pressure on the lower leg. This decrease in pressure can reduce the venous return of the lower extremities and effectively relieve or improve the pressure. The segmented pressure promotes a more comprehensive flow of our blood cells. Machine Wash. Pull-On closure. 85% Nylon, 10% Polyester, 5% Copper Fiber.