Fly-Through Suet Cake Bird FeederFly Through Suet Cake Bird Feeder The new Fly Through Suet Cake Bird Feeder is an ideal way to feed suet and offer nutrition to a range of wild birds. Its unique design allows multiple birds to feed at once and features a powder coated metal construction with an antiqued copper roof. The platform is made from mesh, helping with simple cleaning and maintenance. Twist off the ring to open the roof, insert up to four Suet Cakes, and then return the roof