Introducing the Betta Underground Tunnel! This addition to your betta aquarium will provide a fun and interactive environment for your betta fish and other small fish! The Underground Tunnel provides entertainment, but it also serves as a safe haven for your fish. The design offers a cozy shelter where your fish can retreat, rest, or play hide-and-seek. It creates an intriguing dynamic within the aquarium, encouraging your fish to exercise and engage in natural behaviors. Bettas are naturally curious and love to explore making betta toys a necessity for any betta habitat. Watch as your Betta interacts with this new fun toy! Bring joy to your Betta as they frolic and find a resting spot within this delightful aquatic hideaway. The Underground Tunnel is made from durable and fish-safe materials, ensuring safety and fun play! Size: 6" Length 1.875" Width 2" Height. Cave entrance 1.75" Length 1.75" Width