Its cage holds 1 suet cake or small seed cakes and features an easy-open, double-locking closure system. The built-in perch provides feeding space to perching birds, while its cage grid is designed with clinging birds in mind. And it’s not just for suet & seed cakes! It’s also perfect for nesting materials in spring and oranges in summer. Constructed of solid steel with a weather resistant, black powder coated finish.