Features: Self-Heating Technology: Features an innovative self-heating mechanism that provides continuous warmth without external power. Dual Knee & Leg Support: Designed to offer comprehensive protection and support for both the knees and lower legs. Adjustable Strap Design: Equipped with elastic bandages/straps to ensure a secure, customizable, and comfortable fit for various leg sizes. Soothing Warmth & Comfort: Delivers gentle, consistent heat to help alleviate discomfort and provide a cozy feeling. Aid in Joint Pain Relief: The combination of heat and mugwort helps to reduce stiffness, improve circulation, and soothes aching joints. Multi-Purpose Usage: Perfect for outdoor activities, sports recovery, daily warmth, or individuals seeking relief from cold and joint issues. Easy & Convenient Wear: Simple to put on and take off, providing hassle-free application whenever needed. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Polyester Package List: 1 Pair Knee Protection For Warmth