Cute Hamster Mouse Gerbille Small Pet Cage Tubes Bathroom Toilet External Bath Sand Box Room Plastic House Animal Toy Accessories Feature: 1. Large space, easy to clean. 2. Flower-shaped fixing ring, suitable for holes within 5.5-6.7cm. 3. The tray is detachable and easy to clean. The 4.5.5cm caliber is suitable for bear dwarf hamsters. 5. There are multiple ways to use the bathroom/sleeping nest/food basin. Specification: Material: ABS Color: Blue/Pink Size: 16*12cm/6.3*4.72in Interface diameter 5.5cm/2.17in Note: 1. 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! 2. Please allow 1-3mm measuring deviation due to manual measurement. Included: 1 X Hamster Cage