Description: 【Material】The walking ski glides are made of durable premium rubber material, wear resistant and durable. High quality glide caps provide better stability and comfort. 【Universal Fit】Set includes 1 piece walking ski glides replacement caps, fit all walkers with a post diameter 1 1/8" tubing diameter. 【Smooth Bottom Design】Sled design durable walking glides provide a smoother glide and additional stability on any surface, helps reduce noise and will not scratch surfaces or snag carpets or rugs. 【Easy to Install】Easy to put onto walkers. No tools are required! More durable and scratch resistant than walking glide balls. 【Security Walking】Walking Ski Glides are designed to inserted to the bottom of the legs of your walking to aid with smoother travel on most common surfaces, uneven floor. Walking accessories for indoor and outdoor use, ideal for home or public use. Specification: Material: Rubber Size: 8.3cmx5cm/3.27inchx1.97inch Type: Walking Glide Skis Tube Diameter: Approx. 28.6mm( 1-1/8 Inch ) Package Includes: 1pcs Walking Ski Glide(4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.