Bird Feeders. Metal Platform Bird Feeder for Stack Seed Treats. 11 x 8 x 8". Holds up to 4 snack stacks No Mess - Ready and easy to use. Simply drop stack onto the feeder center rod and tighten it up. Stacks can be mixed and matched to attract a varity of birds to one feeder. Swirled perch allows for multiple birds feeding from different treats and different heights. Attracts all kinds of colorful birds to your yard for great family entertainment. 2 feeders per case.