Self Heating Knee Protector With Magnet Far-infrared Hot Compress Leg Protector For Warmth And Cold Protection，black Features: Self heating pad - there is a self heating coating point in the middle of our knee pad, which is comfortable to wear and keeps the knees and legs warm in cold weather. omfortable and beautiful - our knee pads are made of layer fabric, high elastic fabric, soft and skin friendly, with good absorption capacity, comfortable and to wear, without pressure on the knee size - size thick design, size fits most adults. Elastomeric materials are easy to and wear. Easy to wear - bend your knees . It's easy to wear without any trouble. Whether you walk, drive or work in the office, you can enjoy the warmth and stimulation of circulation in many. Function - Help to improve the circulation, promote metabolism, clear the meridians, and enhance immunity,can effectively help to relieve physical local fatigue and pain, anti-inflammatory and analgesic, swelling,suitable for people who suffer from body chills and arthritis Product Description: Product parameters: Name: Self heating knee pad Color: Fabric: polyester Size: Size Package List: 2 * Self heating knee pads