Pigeon cage is widely used now. Wood construction coated with water based preservative makes the coop durable. Sliding ramp allows pigeons to enter the raised housing area easily. Removable bottom sliding tray could be equipped for easy cleaning. The water bottle and food feeder is easily assembled. Wire mesh is assembled to make good air flow. Also cage shapes can be designed by yourself and the size is determined by the number of pigeons you are planning to keep.