Knee Support Standard XX Large 16.25 17 Hand Splints 72 Active Red 416700 72 Active Red 1 cm2 Sound Head Applicator * Optional Accessorie for the following items: CHAT2782 CHAT2738K CHAT2763 CHAT2786K CHAT2760K CHAT2788K CHAT2793K CHAT2797K CHAT2791K CHAT2795K * XX Large * Fits knee circum 25 17 (measurement taken just under the knee cap while knee is slightly bent) * Thermal support for prevention treatment & rehabilitation of the knee * Provides protection and support against general wear and tear including sprains strains and twisted knees * Anatomically shaped in 3 pieces for more comfort and a better fit * Thermoskin increases elasticity of muscles tendons and ligaments to reduce the risk of injury when under stress and strain * Clinically proven to increase surface skin and subcutaneous temperature between 2 3 degrees F the optimal level to make tendons and muscles more pliable and elastic to provide optimal muscle function