🐾 Spin into Fun with Safety! Built to withstand the energetic play of small pets. Innovative wire mesh design prevents injuries. Perfect for exercise inside or outside the cage. Available in 4 eye-catching colors to match any decor. Easily hangs on mesh cage sides for convenience. 4 vibrant colors 8-inch diameter Safety mesh design The Prevue Pet Products 90013 Wire Mesh Hamster/Gerbil Wheel Toy is an 8-inch diameter exercise wheel designed for small animals. Its innovative wire mesh design ensures safety by preventing feet and tails from getting caught, making it ideal for both indoor and outdoor use. Available in four vibrant colors, this wheel can be easily hung on mesh cage sides, providing a durable and fun exercise option for your furry friends.