Description: Features: and Knee brace is made of material, which is safe and comfortable to wear. Adoptes self-heating material which will help to improve the blood 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 arthralgia, arthritis, bone hyperplasia and leg muscle pain. Magnetic knee brace is a good choice for your parents, friends or yourself. Specification: Material: Polyester Optional Color: Black, Nude, Gray Optional Size: M/L/XL Size:MLength:28cm(11.02inch)Leg:35cm-40cm(13.77inch-15.74inch)Recommended Weight:52.5kg-65kg Size:LLength:28cm(11.02inch)Leg:40cm-45cm(15.74inch-17.71inch)Recommended Weight:65kg-75kg Size:XLLength:28cm(11.02inch)Leg:45cm-50cm(17.71inch-19.68inch)Recommended Weight:75kg-85kg Quantity: 1 pair(2pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 pair(2pcs) x Knee Protector(other accessories demo in the picture is not included.)