Features: 1. QUICK RELIEF: Wormwood knee pads adopt the traditional Chinese heat moxibustion method and the unique design of wormwood dot matrix. The dot matrix heat helps to promote blood circulation, relax muscle tension and reduce muscle stiffness. Kneepads effectively relieve arthritis, joint swelling, joint pain, cold knees, sports injuries, and meniscus damage. 2. WORMWOOD DOT MATRIX: Wormwood self-heating Knee Braces use aged wormwood leaf extract to form a wormwood dot matrix. The heat of the wormwood dot matrix brings you warmth and quickly relieves pain. Keep your knees and legs warm at all times on cold days. 3. ELASTIC DESIGN: The knee pads with the super elastic design, comfortable fit, easy to put on and take off. Volleyball knee pads suitable for unisex adults and adolescents. No constant re-adjustment needed as it firmly hugs the knee. 4. COMFORTABLE AND DEXTEROUS: Knee protector uses a unique ergonomic design and non-skid design to make the sports knee pads fit the human body, free of movement, convenient and dexterous. The lightweight fabric of the knee warmers allow you to bend your legs easily, reducing the sense of restraint. 5. PROTECT THE KNEE: Knee heating pad are not only suitable for ordinary wear, but also very suitable for outdoor sports, such as winter cyclists, hiking, snowboarding, motorcycles, biking, skiing, camping, mountaineering, dancers, running, volleyball, morning exercises, etc. Specification: Material: Polyester Yarn Product Color: Black, Yellow, Grey Product Size: 27 x 15cm Product Weight: 100g Package Included: 1 Pair x Wormwood Knee Pads