1. Self-heating pad designed for the knee. 2. High elastic belt, good elastic, one size fits most. 3. Easy to use, can be used anywhere any time. 4. Soft, comfortable and safe to wear 5. Self-heating knee sleeve, keep your knees warm and comfortable, relieve pain. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Main material: sponge+Wormwood Applicable weight: 35-95kg
