Alfie Pet by Petoga Couture - Small Animal Playground - Karo Cylinder Wooden Seesaw Toy for Small Animals like Dwarf Hamster and Mouse Ideal for hamster, mouse and other small furry animals. This small animal playground measures 6.6" x 2.75" x 2.75". Entrance holes are 1.5" in diameter. Fun playground made with pet safe materials. Relieves boredom and increases activity level. Add a natural look to your pet's home, while giving him a fun spot to play. Made of natural wood material. 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.