Description: Made of durable ceramic material easy to clean and resistant to odors durable. Effectively reduces pet s body temperature during the scorching summer beautiful and practical can used for all seasons. Semi-closed cute design smooth interior compact and portable. This ceramic house can a hideout and a resting place for small animals. Suitable for budgies paper birds pearl birds dwarf hamsters zebra finch Pearl bird Guinea fowl or other small animals. Specification: Material: Ceramic Size Chart: Grey : 8.5x13x8cm/3.35x5.12x3.15inch Green Acorn: 12.5x9.5x8.5cm/4.92x3.74x3.35inch Red : 8.5x9cm/3.35x3.54inch Blue Penguin: 9x8x8cm/3.54x3.15x3.15inch : 9x7.7x9cm/3.54x3.03x3.54inch Package Includes: 1 Piece Ceramic Hamster House Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures.Thank you!