Alfie Pet by Petoga Couture - UFO Small Animal Dust Bathroom House for Small Animals like Dwarf Hamster and Mouse Ideal for hamster, mouse and other small furry animals. It measures 4" in diameter and 3.75" in height. Its entrance hole measures 1.5'' x 1.25''. Fun nesting and resting, provide a safe harbor for your small animal with lookout holes to keep an eye out. Relieves boredom and increases activity level. Made with pet safe materials. Easy to clean and resistant to odors. Alfie is a registered trademark and is exclusively distributed by Petoga Couture. Alfie trademark is protected by US Trademark Law. Use is strictly prohibited. Other seller offerings are counterfeits, they will not be identical to what is advertised here. Petoga Couture ship from US thru Amazon therefore all orders with them are eligible for FREE Super Saver Shipping and Prime Shipping Upgrade.