Versatile cage compatibility Designed for uneven cages, this drinking bottle base encourages exploration while providing a secure place for hamsters to rest and retreat. Dual closure with gasket Exclusive dual-lock system with an O-ring seal ensures leak-free operation, keeps the interior dry, and supports long-term use. Ergonomic drinking spout Precisely curved spout reduces neck strain and promotes a comfortable drinking action for both young and elderly hamsters. Robust mounting ensures stable attachment to the cage. Durable small animal bottle Constructed from food-grade materials with high wear resistance for lasting performance, delivering a hygienic drinking environment for small animals like hamsters through consistent quality. Use scenarios - In cages with uneven bars or multi-level layouts, the base stays stable and provides a dedicated hydration and resting area. - For growing or aging hamsters, the ergonomic spout makes drinking easier and gentler. - In busy households or multi-pet setups, the leak-proof design minimizes spills and helps keep the cage dry.