The Farm Innovators Plastic Nesting Box provides a safe, dark and secure place for hens to lay eggs. The durable plastic material is easy to clean and will not rust, rot or corrode. The curved roof prevents roosting and a sturdy perch provides easy access for hens. The floor is sloped for drainage and air holes provide ventilation. Custom air holes provide ventilation. Mounts easily to wall or studs that are 16 Inch on center. Weight 3.5 lbs. Size: Approximately 20 x 17.5 x 13 inches.