Description: Wood board is green material mainly composed of High strength, high hardness, no cracking, , waterproof, without any substances. Hamster nests are easy to assemble and disassemble. Provide the hamster with play and rest, relieve boredom and improve the level of activity. A natural, solid hideout for your guinea , chinchillas and other small pets. Specification: Material: Wooden Size Chart: L:17x25x15.5cm/6.69x9.84x6. M:12x19x12cm/4.72x7.48x4.72inch S:9x14x9cm/3.54x5.51x3.54inch Package Includes: 1 Piece Wooden Hamster House Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!