1. Transparent design for easy monitoring: The clear, transparent design of this hedgehog wheel allows you to easily monitor your pet's activity and ensure that they exercise safely. for hamsters, mice, or small pet cages. 2. STURDY SAFE: This balance bike is designed for stability and features a sturdy construction that keeps it securely in place even during intense runs. It ensures that your pet can exercise without the wheel tipping over or shifting. 3. for small pets: Ideal for hamsters, mice, ferrets, and chinchillas, this exercise wheel provides a fun way for small pets to stay active and entertained. It promotes healthy activity and enrichment in your living space. 4. Quiet and smooth rotation: The smooth, lownoise design ensures that your pet can run without producing loud noises, making it an ideal choice for indoor environments. It provides a peaceful experience for both your pet and household.