Are you worried or do you suffer from joint pain? Have you noticed that pain in your knees and your joints weighs your steps? If so, this knee protection booster cushion will be a very good choice and can help you relieve such a pain! ★ Features: ✔ The main function is to prevent excessive knee flexion. ✔ A powerful spring can effectively reduce pressure on the knee. ✔ Breathable and comfortable mesh anti-slip fabric. ✔ The maximum weight that two knee boosters can support is 40 kg. ✔ with adjustable cross loop A-B width, easy to wear and tighten. ✔ Suitable for running, climbing, cycling, hiking, skiing and other sports. ★ Packing: 1 pair of knee protectors ★ Attentions: ☞It has some support effect and some pain relief in patients with knee arthritis and weak legs. But this is just an auxiliary tool and can not fundamentally treat pain. ☞When you run, squat and climb, the spring generates energy, the more squats there are, the greater the strength of the spring. If you walk on the floor, your knees will not bend a lot, so the effect may not be the one you expected.