1. Compression at a pressure level of 20 - 30 mmHg: These pressure socks with zippers offer approximately 20 - 30 mmHg progressive pressure, which can provide therapeutic pressure to help relieve leg fatigue, foot pain, and ankle swelling. 2. Relief and recovery: They may alleviate moderate to severe varicose veins, swelling, edema, lymphedema, venous insufficiency, and superficial thrombophlebitis. They can also help reduce muscle soreness and allow tired legs to recover relatively quickly. They are suitable for nurses, pregnant women, postpartum women, postoperative patients, and travelers, and can be used by both men and women. 3. Promote blood circulation: The pressure gradient of these progressive pressure sleeves can contribute to promoting blood circulation during long - term standing or sitting. The pressure sleeves help promote blood flow, making the blood circulation in the legs smoother, thus promoting recovery and enhancing endurance to some extent. 4. All - day comfort and relief: These socks are made of breathable and antibacterial fabrics, featuring an open - toe design and reinforced seams. They have an appealing appearance, offer long - lasting support, and are easy to wear. 5. Other functions: - The heel area is additionally reinforced to potentially extend the service life. - They can protect veins during travel or exercise. - They can be used for chronic venous insufficiency. - They may treat varicose veins in the lower extremities. - They can relieve varicose veins during pregnancy. - They can aid in the recovery of edema, spider veins, and shin pain. - They can provide appropriate pressure to increase blood flow and prevent swelling during long - haul flights.