Mkono Hamster Guinea Pig Bed Small Animal Cage Supplies Hammock House Hideout for Rat Hedgehog Ferret Chinchilla Size: 7" Length x 10" Width x 7" Height, opening:4" Diameter. PLEASE select the sleeping bag on the REAL SIZE of your pets. Designed to give your little friends a sweet sleep and a fun play. Offers a dark spot to rest and den-like security for your loving pet. Material: made of quality blend cotton upper fabric, polyester filament inner fabric and PP cotton inside, soft, comfort and washable. 3 clips included, allows the hammocks to attach firmly to the cage, expanding your pets living space. Random Color. Perfect for adult hamster, rat, guinea pigs, ferrets, Chinchilla, hedgehog, squirrels, baby bunnies, gerbil and outher small animal which is not relatively large. Mkono is a registered trademark and our product is professional manufacturing and sole selling.