LP Support Coolprene Extreme Open Patella Knee Support provides comfortable compression and therapeutic warmth to injured knees. For mild osteoarthritis, mild strains/sprains, weak knees. It is made up of breathable material with hook and loop closure straps. It is used for arthritic knee conditions, minor sprains and strains which provides comfort to patients. LP Support Coolprene Extreme Open Patella Knee Support keeps your skin dry and comfortable with Coolprene and CoolmaxAdjustable fit ,Easy dry, One size fits all (13 16).