Material: 100% galvanized sheet metal. Features: Each department has the right size for the hen to incubate the eggs and feel protected. It includes a 35 mm diameter perch, perfect for the hens feet. The one-piece tray with perforations is easy cleaning, makes this nest the most resistant on the market. It has ventilation on the sides to avoid condensation. It can be hung or placed on the floor. Capacity: 2 departments.