Knee Pad Booster: compression knee pads provide all-round protection and optimal support. It is suitable for people with knee and tendon injuries and helps relieve and heal pain caused by arthritis, meniscus tears, and tendonitis. Strong Spring System: three springs give 20 kg support per knee pad; the upgraded four-spring version provides 25 kg support. This range fits different users, reduces load on the knee, and adds extra stability. Breathable Materials: sporty waterproof and breathable fabric with a breathable mesh, padded EVA, and sweat-absorbing SBR cotton. Designed to fit all knee sizes. Multifunction and Comfort: springs do not restrict movement and support a variety of activities, including running, fitness, hiking, mountaineering, cycling, skiing, football, and other sports. Suitable for adult women and men, especially the elderly, to relieve knee pain and reduce arthritis. Use scenarios: - Daily walking, stair climbing, and light workouts for general knee support. - Outdoor activities such as hiking, cycling, or skiing that require extra knee protection. - Rehabilitation or long periods of standing for elderly users needing pain relief and additional knee stability.