Description: [Betta Tunnel Toy]: This betta tunnel is a great accessory for your aquarium or fish tank. It adds an interesting shape to your fish tank and provides a play area for your fish. [Safe Design]: The tunnel has been improved with a small hole design. It is more suitable for small fish, shrimp, and betta, allowing you to observe their activities while ensuring their safe in the tunnel. [Material]: The Betta Fish Tube Tunnel is made of ABS material that can withstand the aquatic environment. [Product Size]: With dimensions of 10cmx4.2cm, this Betta tunnel toy fits comfortably in most standard sized aquariums without taking up too much space. [Package Includes]: Each package comes with 1 Betta tunnel black toy, ready to be placed in your aquarium for immediate use. Specification: Color: Black Material: ABS Size Chart: 10cmx4.2cm/3.94inchx1.65inch Package Includes: 1 Betta Fish Tube Tunnel Note: Please allow slightly errors 1-2cm differences due to manual measurement.