【Aquarium Aesthetic Enhance】: Transform your aquarium into a captivating underwater landscape with this natural curve double hole tunnel, providing a ideal hideaway for fish and shrimp 【Versatile Aquarium Decoration】: This tunnel serves as both a functional and decorative piece, adding depth and to fish tank or aquarium setup 【Sturdy Construction】: Crafted from quality pp, this tunnel is designed to withstand the aquatic environment while ensuring safe for all tank inhabitants 【Compact Size for Easy Placement】: Measuring 17.6cmx8.9cmx5.6cm/6.93inchx3.50inchx2.20inch, this tunnel fits seamlessly into various aquarium sizes without overwhelming the space 【Complete Package Includes Tunnel】: The package includes 1 double hole fish tank tunnel, ready to enhance your aquatic environment right out of the box Specification: Material: PP Size Chart: 17.6cmx8.9cmx5.6cm/6.93inchx3.50inchx2.20inch Package Includes: 1 Aquarium Underground Tunnel Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.