Features: This spring knee pad can support thighs and calf, effectively reduce knee pressure. Suitable for physical exercise and daily, such as: climbing stair, Cycling, hiking and weightlifting activity. Comfortable to wear, sweat wicking comfort. This knee pad is your option when you is walking on slope or downhills. Adjustable shoulder belt make this knee brace fit most size, can easily adjusted and installed to meet the needs of different groups of people. Suitable for most sports that put a lot of pressure on joint, such as: running, basketball, football, football, golf, cycling, tennis, mountaineering, volleyballs, skiing. Specifications: Component: OK cloth and alloys and plastic board Upper belt Length: about 70cm/27.6inch Lower belt Length: about 60cm/23.6inch Package Includes: 1Pc Knee protections boosters note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.