Window Birdhouse For Outside，Outdoor Removable Bird Box House Nest Specifications: Material: ABS,PVC,AS Size: 21.8*14*10CM Color: Wood Quantity: 1*bird nest Features: Wood window birdhouse, the house allowing you to spy wildlife from your window through the One Way Mirror or if you prefer use the birdhouses for outdoors in your garden house. The perfect gift for bird or nature lover. The see through birdhouse is educational for kids and adults inviting a variety of birds inhabits with the clear back bird house window you will enjoy watching birds nesting and much more. Light, durable and resistant bird houses for outside clearance. Made of high quality wood and meticulously handcrafted with its components including heavy duty suction cups and one way mirror. Packing list: 1*bird nest 1inch=2.54cm 1.Please allow 1-2 cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual.n different monitors, the picture may not reflect the actual color of the item. Thank you! It is suitable for household windows and attracts various birds to inhabit. It is made of insect-resistant and decay-resistant wood, and is waterproof and anti-corrosive. The hardware used in house construction is rust-free. It is suitable for household windows and attracts various birds to inhabit. It is made of insect-resistant and decay-resistant wood, and is waterproof and anti-corrosive. The hardware used in house construction is rust-free. 3pcs powerful suction cups secure the wooden house to the glass for quick and easy installation without any tools. Provide entertainment for your family and children, sit down in a natural environment and enjoy bird feeding and nesting fun. The predator protection device enlarges the entrance hole, installs poles and inserts to protect the young birds from predators Provide entertainment for your family and children, sit down in a natural environment and enjoy bird feeding and nesting fun. The predator protection device enlarges the entrance hole, installs poles and inserts to protect the young birds from predators