Yunt Pet Hamster Ferrets Bird Mouse Rat Hammocks Hanging Bed Tree House Attach Cage Toy 5.9" x 5.9" Materials: Velveteen, Dimensions(W x H): 15 x 15cm(5.90 x 5.90 inch); 3 clips allow the plush tree house to attach firmly to the cage; Suit for ferrets,bird,parrot,rat,hamster,squirrel,etc.; An Ideal Place Designed For Your Little Pets. This comfortable hammock provides your pet with a nice and warm place for sleeping.