Interactive Playground Enhance your fish fighting environment with the Douyu Swimming Tunnel. The hollow tubes have small and large openings to create an engaging play area that invites exploration for Douyu fish, Xiaoyu fish, and shrimp. Safe and Secure Shelter Provides a hiding, resting, and playing space inside the Douyu Tunnel. It includes invisible hammocks and suction cups to secure the shelter, offering a comfortable and safe retreat for aquatic life. Sturdy and Lightweight Constructed from durable PP, this multipurpose toy is safe for fish and shrimp. It is sturdy, wearresistant, and easy to handle, making installation and repositioning simple. Fun and Engaging Experience The hollow tubes offer good visibility and a sense of security, helping to reduce stress while providing hours of enrichment and entertainment for your aquatic pets. Key benefits Enrichment and activity: a builtin play area that encourages natural swimming and exploration. Safe shelter: a hidden resting space with secure mounting for stability and comfort. Durable and easy to use: PP construction that is safe for Douyu, Xiaoyu, and shrimp, with wear resistance and light weight. Clear visibility and security: opentube design supports observation and confidence during play. Compatibility and use Suitable for Douyu fish, Xiaoyu fish, and small shrimp. Can be installed in common home aquariums to create a multifunctional habitat element. Use scenarios Scenario 1: Add the Douyu Swimming Tunnel to a community aquarium to create an interactive play zone that encourages active swimming and exploration for active species. Scenario 2: Place the tunnel as a daytime hideaway. Shrimp and shy fish can retreat inside the tubes for a secure resting spot between feeding and social interactions. Scenario 3: Use as a enrichment feature in a mixedspecies setup, giving shrimp and small fish diverse navigation challenges while maintaining safe hiding areas.