1Pcs hammock bed + 2pcs fixed wooden frame + 4Pcs washers + 2Pcs screws. The size is 9.0inch7.4inch/2319cm. Its can make your small pet have enough space for playing or daily activities. The guinea pig hideout is made of high quality cozy soft cotton material, offer hamster a comfortable and warm feeling. Nice bed for its heat preservation to keep your small pet away from the cold, especially in winter. Easily attached to the cage with screws. the whole process is within a few minutes, which is practical and effortless to use, moreover, it can be positioned safely to any wire pet house. Such as: hamsters, guinea pigs, chinchillas, ferrets, parrots, rabbits, rats, mice, squirrels, gliders, hedgehogs,and other small pets. Providing your lovely pet a safe resting spot.and encourage your pet to climb up and do more exercise ,which is good for health. Keep your pet busy, attaching this guinea pig house to the cage can take full advantage of the cage space and expand the activity areas for your small pets; it's can keep them busy while you are away and provide them the opportunity of climbing in and out.