ProCare® Universal Wrist O Prene™ Left Wrist Brace, One Size Fits Most, 1 Each Canes Quad High resilient material designed to Wrist and Hand High resilient material designed to maximize shock absorbency and impact caused by various terrains for up to 250 lbs Small * Has a fully adjustable internal buttress which ensures correct positioning and control of patella movement * Allows vertical tracking of the patella during vertical flexion extension * Assists in the treatment of patella problems including instability pain and subluxation (looseness) Inside contact closure allows for ease of application and proper fit For use during exercise