Comfortable, free-size far-infrared super mesh knee support. - Model Name: Far-Infrared Super Mesh - Size: Free Size (33-43cm) - Purpose: Knee protection, reinforcement, and warmth retention - Features: Comfortable to wear - Material: Mesh material I recently purchased this and wore it at home for 2-3 hours, but it didn't fit my knee, so I'm putting it up for sale while it's still new. I purchased it for \2178 (tax included). Thank you for your understanding. Thank you for looking.