Double seal design for leak-free operation - Prevents water leaks to keep the hamster habitat dry - Durable construction with rubber gasket for long-lasting use - Easy to clean and maintain between refills Rollerball innovation for controlled hydration - Rollerball water regulation provides steady, reliable dosing - Mimics natural drinking behavior for small pets - Integrated anti-backflow to reduce choking risk and spills Enhanced play and hiding experience - Adapts to uneven cage surfaces for versatile placement - Encourages exploration and play while offering a cozy hideout - Provides added comfort and safety during activity Adaptive hydration support for comfortable drinking - Ergonomically curved drinking tip for a natural bite and tilt - Body-conforming design supports a comfortable drinking angle - Promotes healthier hydration practices for hamsters specifications and practical use - Built for small pets with a compact, pet-friendly design - Combines hydration functionality with a snug resting nook - Maintains a clean, dry cage environment while delivering reliable water 2-3 practical use scenarios - Daily cage hydration: steady water delivery with minimal spills during regular hamster activity - Playtime and exploration: bottle corner or wall-mounted setup that doubles as a small shelter, encouraging movement and curiosity - Safety during high activity: anti-backflow feature helps prevent choking during excited or rapid drinking sessions Note: Description reflects the original features including double seal design, rollerball regulation, improved play and hideout functionality, and adaptive hydration support with an ergonomically curved tip.