Item Code:HJ-915 Item Name: Kneepad Support Main material: SBR double frame mercerized nylon fabric,Leica cloth Size: 22-26.5 cm Function: 1.To play a fixed role in the knee joint prevent the knee from a strain and prevent excessive stretching effect on the knee. 2.Adjustable and more fit the knee. 3.Bamboo charcoal with far infrared radiation can penetrate into blood vessels ,stimulate meridian acupuncture points and improve physical funstion.