Knee Support Standard X Large 15.5 16.25 Connection Tubing Replacement Dual Usage Deluxe Elongated Jobst for Men 20 30 Knee High Replacement Dual Usage Deluxe Elongated Open Front Soft Seat w Removable Center For eye hand coordination test * Uses a tweezer to insert a pin into each hole * Resembles the FDT Finger Dexterity test * Includes 100 pins tweezers and an examiner's manual * X Large * Fits knee circum 25 (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