4 Pcs Tennis Balls Precut for Walkers Pre Cut, Walkers Legs Universal Precut GlideBalls for Indoor, Silent Gliding and Floor Protection（Grey） Automotive Accessories And the hollow design can

And the hollow design can enhance air to flow

Outer cowl grille

The adjustable tie allows you to decide how much tight you want while blocking light out

it offers excellent load-bearing capacity

4 Pcs Tennis Balls Precut for Walkers Pre Cut, Walkers Legs Universal Precut GlideBalls for Indoor, Silent Gliding and Floor Protection（Grey） Automotive Accessories And the hollow design canVersatile: The walker balls are not only applicable to walkers, but also suitable for various furniture legs, including chairs and tables. They glide silently and protect the floor Pre Cut Design: 4 pcs tennis balls for walkers pre cut, It avoids the trouble of cutting old balls. The large opening design of the walker tennis balls is suitable for most walkers and is convenient to install and safe Smooth Gliding: The tennis balls for walkers can glide