NATURAL WOOD MATERIAL This hamster toy is made of high quality ecological wood material. Compared with other toys of the same type, our products are more sturdy and not easy to damage. It is safe and environmentally friendly, non-toxic and odorless, healthy and durable. CAGE DECORATION : The dwarf hamster hideout can decorate your rodent's cage and help it train. However, you can be creative to make these toys different with or without stickers. You can also match rainbow bridge seesaw, which increases the fun of playing for small pets. PERFECT TOY FOR HAMSTERSThese toys can exercise small pets, and thus have a healthy body and mind. You can interact with your lovely hamster by pressing the seesaw or swinging the swing. It suitable for hamsters, gerbils, squirrels, mice and other small rodents. Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received.