Super Knee Splint Medium 16 19 Circumference 20 Long Walkers Two Button weight capacity * Limited lifetime 14283 weight capacity * Limited lifetime warranty * Retail packaged * Outside Legs 29 (W) x 19 9% kill rate of bacteria and germs significantly reducing the risk of infection from an improperly cleaned CPAP * UV C light is considered to be the safest disinfection option on the market as Ozone used in other systems has been shown by the EPA to cause irritation of the lungs and respiratory system at relatively low amounts * Safe and easy to use Super Knee Splint: Comfortable sturdy foam mesh construction with alternating web straps and loop lock contact closure * Medial lateral I beam stays and three double bend posterior stays for proper immobilization * Adjustable foam pop pad include * Ideal for immobilization of the knee join * Size: 16 19 20 Medium