The main function: - Promotes venous return, increases oxygen supply to muscles, reduces lactic acid accumulation, reduces leg swelling and relieves fatigue. - Provide a certain compression value, reduce muscle tremor, spasm, reduce muscle burden, prevent strain and speed up recovery after exercise. - It has a good alleviation and prevention effect on varicose veins caused by long-term sitting and standing.Note: - This product should not be used by patients with skin diseases of the legs and arthritis of the legs. - People with arteriosclerosis and thrombosis should not use this product. - Make sure the leg can withstand pressure between 15-25 mmhg. Wearing compression stockings for long periods of time can cause itching and swelling in the legs, which can be counterproductive. - Please use carefully and avoid touching sharp objects. Once the surface of the compression stocking is scratched or damaged, the pressure is greatly reduced.Specification: - Color: blue, pink (optional) - Size: S-M, L-XL (optional) - Main fabric: Nylon - Pressure value: 15-25 mmhgPackage: - 2 Pairs flight socks 15-25 mmhg Flight SocksProvide 15-25 mmhg gradual compression from ankle to knee, this professional-grade bottom-up pressure can promote the return of venous blood and increase the oxygen supply to the muscles, thereby reducing leg fatigue and inflammation , ideal for relieving/preventing varicose veins or other leg swelling problems. Improve PerformanceExcellent elasticity and extensibility make flight socks more fit to the muscle group and can tightly wrap the calf, maintain the stability of the calf muscle during exercise and allow the flexibility of the joint, effectively absorb shock and reduce muscle tremor/ Spasticity, improve endurance and make performance during exercise more exciting. nylon 1540 Long WearThe flight socks made of the latest 3D knitting technology are enhanced with continuous nylon fiber structure, making them lightweight, durable, breathable, quick-drying, and elastic, while the sweat-absorbing fabric prevents the growth of bacteria and fungi, even after prolonged use , also deodorizes and keeps you dry. Suitable for EveryoneFrom traffic cops, hikers and athletes to pregnant women, nurses and teachers. Socks can even help prevent blood clots if you spend hours standing or sitting, such as at a counter or on an airplane. It's suitable for all jobs, and everyone can benefit from compression. Healthy GiftPackage: 2 Paire flight socks. Wearable all year round and suitable for hombre y mujer, it makes a great gift for family, friends or loved ones. Please refer to the size chart to choose the right size before purchasing, if you have any idea about socks, please contact us. Show More 15-25 mmhg Flight SocksProvide 15-25 mmhg gradual compression from ankle to knee, this professional-grade bottom-up pressure can promote the return of venous blood and increase the oxygen supply to the muscles, thereby reducing leg fatigue and inflammation , ideal for relieving/preventing varicose veins or other leg swelling problems. Improve PerformanceExcellent elasticity and extensibility make flight socks more fit to the muscle group and can tightly wrap the calf, maintain the stability of the calf muscle during exercise and allow the flexibility of the joint, effectively absorb shock and reduce muscle tremor/ Spasticity, improve endurance and make performance during exercise more exciting. nylon 1540 Long WearThe flight socks made of the latest 3D knitting technology are enhanced with continuous nylon fiber structure, making them lightweight, durable, breathable, quick-drying, and elastic, while the sweat-absorbing fabric prevents the growth of bacteria and fungi, even after prolonged use , also deodorizes and keeps you dry. Suitable for EveryoneFrom traffic cops, hikers and athletes to pregnant women, nurses and teachers. Socks can even help prevent blood clots if you spend hours standing or sitting, such as at a counter or on an airplane. It's suitable for all jobs, and everyone can benefit from compression. Healthy GiftPackage: 2 Paire flight socks. Wearable all year round and suitable for hombre y mujer, it makes a great gift for family, friends or loved ones. Please refer to the size chart to choose the right size before purchasing, if you have any idea about socks, please contact us.