Unopened and unused. There may be some damage to the packaging due to being stored at home. ● Firmly supports knee movement ● Makes daily walking comfortable ● Non-slip processing to prevent the leg opening from slipping down even during long periods of movement ● Mesh material on the knee area makes it less bulky and flexibly adapts to the movement of the back of the knee ● Compression stage design supports the entire knee ● Three-dimensional design that fits the shape of the leg for a secure fit ● Short (knee) type ● Unisex. ※ This product is one piece for one leg. ● Size Short type L size Above knee circumference: 37-41cm Below knee circumference: 31-34cm ● Material Nylon, polyurethane ● Country of origin Japan