Feature 1Smoothing Riding: Rubber walker ski glides can provide a quieter and smoother ride, which can effectively save you effort. 2Widely Use: Walker ski glides allow walker to glide easily and smoothly over most surfaces, such as carpet, tile, sidewalk or concrete. 333mm Outer Diameter: Walker glide skis adopted 33mm outer diameter design, which is easy to adjust to fit any walker legs. 4Easy to Install: With a pair of universal walker skis glides, easy to install without any tool, which is convenient for you to use. 5Excellent Rubber: Walker ski glides made of rubber material, soft and firm, effectively prevent slip, which is safe for you to use.SpecificationItem Type: Walker Ski GlidesMaterial: RubberOuter Diameter: Approx. 33mm / 1.3in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Walker Ski Glides