[Encourage Natural Behavior]Bird nesting box help birds train their natural nesting skills and encourage their breeding behavior. A comfortable and safe bird nest gives birds a sense of security and good for hatching baby birds [Innovative Design]The transparent side of the cockatiel nest box is designed with High-quality materials, which is convenient to observe the breeding and hatching process of birds. Nesting boxes for birds is beautiful and practical, and the design satisfies your curiosity. It can also easily observe the condition of the newborn birds, without disturbing the birds by repeatedly opening the lid [High Quality Material]The parakeet nest box is made of wooden material, which is strong and , not harm the health of the birds, and provides the perfect habitat for parrots to rest in the cage [Easy to Install and Clean]Parakeet cage nest are securely attached to the cage using bolts, washers and wing nuts. You can install it inside or outside the cage to make the most of the space. When cleaning, open the top cover, take out the sundries in the birdhouse, and simply wipe the inside [Wide Use]Our bird breeding box is 7.7x4.7x4.7inch (opening is 2 inch/5.5 cm), It is suitable for budgies, parakeets, parrot, lovebirds, finches, cockatiel, You can put grass in the parakeet nest to give your pet a warm and comfortable nest size: 12 x 12 x 19.5cm Material: wooden colour: log wood Package Contents: 3 x Parakeet Nesting Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.