[Quality materials]Hamster pipes are made of plastic, Sturdy yet relatively easy to take apart / changeEasy to CleanPerfect toy for hamster,Record every lovely moment. [ parent Pipe]You can see the pet's state in the pipe through the parent pipe, and better observe the pet's every move. [Combined Freely ] Each section of this hamster tube can be disassembled and combined freely, you can create unique toys for your pet based on your own ideas. [Size]The external pipe allows more room to expand the cage, giving the Hamster pet more room to move aroundThe inner diameter of the pipe is 55cm(about 217in). [ Pet Tube]This hamster tunnels and tubes are expandable and designed to connect to other habitats, creating unlimited living space for your pet hamster, gerbil or rat. 1U line can change the channel direction. 2Suitable for hamsters, gold bears and other pet toys. 3The product can be connected so you can create more modelling channels. 4The pipeline has an opening that allows you to breathe freely without affecting the game. 5DIY Outdoor Pipe Fittings Assembly for Hamsters 6Encourage healthy play and exercise 7Applicable to the multilayer cage, expand the space 8. perfect for hamsters, gerbils or mouse cages Colour: blue Material: plastic Package Contents: 1 x long straight tube 2 x short straight tubes 1 x 3-way tube 4 x curved tube Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.