Universal Compatibility: These Walker Handle Grips Are Designed To Fit Most Three- And Four-Wheeled Rollators, With An Inner Diameter Of 0.86 Inch (22mm), And Can Also Be Used On Wheelchairs And Knee Walkers & Long-Lasting: Constructed From High-Quality Plastic, These Walker Grips Are Sturdy And Built To Withstand Daily Wear And Tear, Offering Reliable Support For Long-Term Use Enhanced Stability & Anti-Slip : The Rollator Replacement Parts Feature An Anti-Slip Texture, Ensuring A Secure And Firm Hold During Use, While Also Preventing Slippage To Enhance Overall Stability And Safety Comfortable & Ergonomic Design: Made With A Soft, Ergonomic Structure, These Grips Reduce Hand Fatigue And Provide Comfortable Support For Individuals Using Rollators, Crutches, Or Wheelchairs For Extended Periods Easy Installation: Installation Is Quick And Simple-Just Slide The Grips Onto Your Existing Handles. For Added Stability, We Recommend Using Glue During Installation For A More Secure Fit. The Package Includes Two Hand Grips For Complete Coverage Color: Black Material: pvc Size: 12cm Package Contents: 4 Pcs Universal Rollator Hand Grip (2 left, 2 right) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.