It is one of the funhouse by Savic, for guine pigs and hamstars and other small animals. All the small animals love to sleep off the ground, in a cosy, hanging environment. It is a playful thing for them. This sputnik hanging den by Savic can be placed on the cage floor or hung up on cage bars as per the comfort. It comes in different colours, which makes the cage look more colourful. These fun house also be used to play with the pet.