Item Type: Crutch Tip Material: Rubber Inner Diameter: Approx. 20mm / 0.8in (suitable for the corresponding crutch caliber, rubber crutch tip caliber is relatively small) Characteristics: Heavy duty rubber cane tip curvature, and has a cushioning and shock absorption effect. Package List 4 x Crutch Tip Please allow slight error due to manual measurement. Thanks for your understanding. 1Strong Grip: Non slip texture on the bottom, strong grip, provides better traction effect, suitable for aluminum and wood crutches, increases safety when walking. 2Cushioning Effect: Suitable for smooth and uneven road surface, with great cushioning and shock absorption effect. 4pcs of cane tip are available, satisfy your replacement needs. 3Wear Resistant: Reinforced metal for increased wear resistance, the tip can be easily installed on walking cane, important and necessary replacement accessory. 4Multiple Applicable Scenarios: Light weight and compact, easy to store and carry, can be easily put into your bag, perfect for hospital, outdoor activities, etc. 5Rubber Material: Crutch tip adopts excellent rubber material, safe and eco friendly, soft and skin friendly, odorless and flexible, has a long service life.