The pet house is made of wood, and it is natural and eco-friendly. The pet house is waterproof and easy to clean. The pet house is designed with and mellow , and it will not scratch your hamster. Features: High quality: made of wood, safe and non-toxic, natural and eco-friendly. DIY design: easy to install the wooden house, convenient to use. : designed with the and mellow , not scratch your hamster. Cute and fashionable house, and your pet will like it. Waterproof: the pet house is waterproof and easy to clean. Specifications: Condition: 100% Brand New Material: Wood Color: Pink, Blue, Green(Optional) Size: approx. 14*9*8cm/ 5.51* 3.54* 3.14in Weight: approx. 95g/ 3.35oz Package List: 1* Wooden House A Set of Installation Accessory Note: 1. Please allow 0-2cm error due to the manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.