This practical crutches anti-slip mat has good workmanship and many small details to ensure safety. When you are climbing or go hiking, the wear-resistant and durable material can keep it with you for a long time. And these professional Crutch Tips are easy to use and store, suitable for your better using. Features -Color:Grey-Material:Rubber-Size:3.50X3.50X3.00cm/1.38X1.38X1.18in-Note:Suitable forcrutch with 15-17mm diameter.- Innovative and flexiblerubber materials give you a firmer support even on wet surfaces. - Great grip to fit your cane. Some wiggling and twisting is required to achieve the perfect fits. - Made by anti-wear material, this cane pole tip replacement is practical and durable for a long time use. - The Cane Tip is anti-skid and wear-resisting, effectively ensure the safety of your walks to use worry-free. - Provides greater balance and stability on any surface when installed correctly on an existing standard or folding cane. Packing list: 4 x Crutch foot covers