LeakProof Design: Rubber gasket provides a tight seal, prevents leaks, and keeps the cage dry; easy to clean and maintain for lasting performance. AntiBackflow Protection: Roller ball design mimics hamsters' natural drinking motion for smooth, even water dispensing; prevents backflow and choking risks to provide safe hydration. Versatile Cage Compatibility: Engineered for uneven cages; water bottle base encourages hamsters to explore while providing a safe space for relaxation and retreat. Comfortable Hydration: The hamster water bottle features a bodyconforming design with an ergonomic curved drinking outlet, providing a comfortable drinking position that supports healthy hydration for your pet without causing discomfort. Use scenario: In cages with uneven bars or surfaces, this bottle base sits securely and delivers reliable water access without spills. Use scenario: The design invites exploration while offering a retreat space, helping hamsters feel secure while staying hydrated. Use scenario: Daily hydration is easy to maintain—the easytoclean construction and leakproof seal help keep the cage dry and the water flow consistent.