SINGLE GALVANIZED NESTING BOXSides are made of galvanized steel for sturdiness while the top and roosting area are durable plastic that will not rust, rot or corrode. Amply sized, hen friendly design features a front guard that prevents birds from scratching bedding out of the nest. Plastic bottom is ventilated and angled slightly so eggs won't roll out of the nest. Ships unassembled to save space and shipping costs. LITTLE GIANT Nesting Box, 1 Chicken Capacity, Steel Plastic,