Wooden Cat Exercise WheelSPECIFICATIONS Is Smart Device: No Material: Wood Type: cats whether electrical: No Comfort and Safe Cat Exercise Wheel This cat exercise wheel is crafted from solid wood, ensuring its durability. With a spacious 13. 31 inch wide base, it provides your cat a stable area to exercise. The unique 0. 2" 6 mm gap design ensures safety, allowing your feline companion to run freely on the wheel. Featuring a silent wheel and noise reducing holes, our cat