Transparent Swing For Pet Hamster Gerbil Rat Chinchillas Guinea Pig Bird Parrot Budgie African grey Cage Nest Exercise Toy Hammock Toy Size: 9* 7cm. Made of Acrylic , safe for your small pets. Suit for rats, hamster, squirrel, chinchillas ,bird,parrot and other small animals. An ideal place designed for your little friends to play and climb, easy install in the cage. Note: When you get the item,please tear off the protective film of the acrylic,then put them together.