2 Pairs (4 PCS) Original Self-Heating Knee Pads Breathable Wormwood Self-Heating Knee Pads Warm and Pain-Relieving Knee Pads Arthritis Brace Support Breathable Patella Knee Pads

Double-Sided Dot Matrix Heating Can Keep Warm Faster. The Length Is About 46 Cm, Which Can Protect Knees And Legs And Keep Warm In All Directions. Knee Protection: Pads Can Protect Knees, Prevent Arthritis And Relieve Joint Pain. Blood Circulation Effectively, Promote Metabolism. Relieve Knee Muscle Fatigue And Pain. Elieve Knee Swelling And Reduce Inflammation