Quality Medical Glide Ski for Folding Walker With Wheels Mobility Disability NEW Walker Glide Skis attaches easily to most folding walkers with 1 1/8" shaft diameter (no tools)Our durable Walker Glide Skis are made of a special engineered thermoplastic, polyoxymethylene (POM), designed for high stiffness, low friction, and maximum stabilityEasy-to-clean and stylish, designed to glide easily over different surfaces and door jamsNo more tennis balls! Get Walker Skis! Fits all 1 inch tube shaft walkers NOVA Medical Products Walker Glide Skis, Gray Optimizes walker performance and stability attaches quickly to walker leg no tools required long lasting nylon material. NOVA Walkers Skis are a must for any folding walker. They attach easily on the rear legs to allow the walker to smoothly glide over surfaces door jams.