Captivating Aquarium Decor: Our Aquarium Underground Tunnel provides an engaging and visually stimulating addition to your aquarium, offering fish, shrimp, and other aquatic creatures a fascinating environment to explore. Low Profile Design: Bury the tunnel under the substrate to achieve a sleek, low-lying appearance in your tank, creating a unique viewing angle and enhancing the overall aesthetics of your aquatic setup. Fish-Friendly Construction: The tunnel features an opening that sits flush with the base and includes a ramp for fish to swim down into, ensuring a smooth and effortless transition for their underwater exploration. Easy Installation: Simply press the cave against the glass and bury it under the substrate for quick and hassle-free setup in your aquarium. Color: Black Material: Plastic Package Contents: 1 x Aquarium Underground Tunnel Note: Light reflection and different display settings may cause slight variations in the color of the item shown in the picture compared to the actual product. Measurement may vary by +/- 1-3 cm.