DMI Cane and Walker Tips with Metal Inserts. These durable tips make great replacements for your walker or cane and may even exceed the quality of the originals. These shock-absorbing tips are slip resistant and will give you great traction on most surface. They easily slip onto the ends of most canes, quad canes, walkers and commodes with a ¾ inch shaft. You get 2 tips per package. Add more traction and shock absorption to your cane or walker by using these durable, skid-resistant tips. They work great as replacements for worn tips or to even surpass your original tips for slip resistance. They easily slip onto the ends of most ¾ inch canes, quad canes, walkers or commodes. You get 2 tips per package.