Create an engaging environment with this underground aquarium tunnel. The aquarium tunnel for fish and shrimp provides a safe hiding place and adds visual variety to your aquarium decor. Thanks to its low profile, the tunnel can be partially buried under the substrate, creating a natural-looking aquarium cave or grotto. Perfect as a fish aquarium hideout, shrimp hideout, or as a hiding place for fish and shrimp. Key Features: Fish-Friendly Design: With a smooth opening and ramp, fish, shrimp, and other small aquatic creatures can swim freely and comfortably. Dual-Channel Design (2 Entrances): More space for movement; fish and shrimp can move back and forth between the two sides. Low Profile & Subtle: Easily concealed under the substrate for a realistic effect and a fresh look in your aquarium. Durable ABS Material: Long-lasting use and easy to clean; fine sand can naturally flow into the tunnel for an authentic look. Quick to Install: Place the tunnel against the glass or in the substrate, ensuring that the entrances remain unobstructed, and secure with decorative stones or gravel. Versatile Aquarium Decor: Use as a fish bowl decoration, plastic fish bowl accessory, or general aquarium decor. Ease of Maintenance: Easily removable for cleaning to keep the water hygienic. Usage Tips Placement: Partially bury the tunnel under the substrate, or place it loosely on the bottom as an aquarium hide. Accessibility: Ensure the double entrances are not blocked by rocks or plants to allow fish and shrimp to enter and exit freely. Cleaning: Periodically remove the tunnel from the aquarium for cleaning to prevent dirt build-up. Combination: Mix with other aquarium decoration ornaments (such as plants, rocks, and caves) to create a diverse biotope. Specifications Material: ABS Plastic Color: Black Corner Model/Black Double Holder Dimensions: See image; manual measurement may have slight deviations Suitable for: Fish, shrimp, and other aquatic organisms Package: 1 x Underground Aquarium Decoration Tunnel