Emours Hamster Wood House Natural Wooden Chews Small Animal Hideout, Small Made of natural wood ,safe for pet , eco-friendly Size: 21cm x 15cm x 10cm / 8.3 x 5.9 x 3.9inch ( L x W x H) ;Door hole size: 6cm x 4cm / 2.36inch x 1.57 inch (H x W) Ideal for dwarf hamsters, mouse and other similar size furry animals Fun nesting and resting place for your small lovely one,also provide a safe harbor for your small animals, you can also keep an eye at them via the hole Easy to clean and store, a great ornament furniture to your pet's home