Note: Please allow 1?2cm error due to manual measurement. Thanks for your understanding. specification: Item Type: Knee Splint_x000D_Length: Approx. 38cm/15.0in_x000D_Function: Effectively accelerate postoperative patella recovery, reduce patella injury, and prevent patella injury_x000D_Material: Foam Features: 1Design of the hook and loop belt can adjust the tightness and prevent sliding to meet different needs. 2Thickened design provides extra protection and improves blood circulation in muscles and tendons. 3Open patella design reduces pressure on the knee joint during strenuous exercise and provides more comfortable exercise experience. 4Effectively relieve acute and chronic knee joint pain caused by arthritis, strain, sprain and fatigue. 5High quality foam material, skin friendly and comfortable, not easy to rub against the skin. PackageList: 1 x Knee Splint