Proactive Medical Knee Strap Brace Patient Lift Accessory with Adjustable Padded Design for Enhanced Stand Assist Security Type_Waterproof Kits providing tailored lateral rotation therapy Child Cuff Dimensions 13 providing tailored lateral rotation therapy for enhanced patient outcomes Integrated Wire Bag Retainer: Outfitted with an internal wire tension system that holds secondary disposable plastic trash or linen bags firmly in place System Compatibility: Fits Proactive Medical Protekt STS Compact 500 the brace threads directly through the pre engineered factory slots built into the lift's knee pad assembly