Description: Material: Bird Nest is made of Yarn, which is comfortable and breathable. The design simulates the natural shape of a bird nest, which is more attractive for birds to build nests. Your birds will love sleeping and resting in itFriendly Design: Bird Hammock is the right size for small birds, suitable for your birds to sleep or breed. It provides a comfortable space that is not crowded and suitable for two birds to togetherEasy to Install: Parrot Hut comes with metal washers, screws and nuts, which can be easily installed in the cage. Just put your fingers into bird nest fixing screws and help tighten the outer washers and nutsMultifunctional Birdhouse: Parrot Cage Nest can be used as a breeding cave, a playground or a place to sleep, which can help your birds the cold winter.Size: The size of Bird Cave Bed is 15 cm in diameter and the entrance hole is 7 cm in diameter Size Chart: Bird nest diameter 15cm/5.91inchHole diameter 7cm/2.76inch Package Includes: 1 Bird Nest