MATERIAL & FEATURES： 1.This small animal bed is made with non-toxic and high quality ceramics, durable and reliable. 2.Physical cooling 3.Size:6.14’’×3.54’’×2.12’’/15.6cm×9cm×5.4cm 4.Color:blue,green,yellow,pink,purple 5.Designed for Hamster/Guinea Pigs/Hedgehog/Squirrel/Mice/Chinchilla/Ferret Rat NOTES: 1.The color of actual items may slightly vary from the online images due to different computer screens. 2.The size is measured by hand, there is a slight manual error, but it does not affect the usage.