Mr. Bird WildBird Feast Small Seed Cylinder a long-lasting, no-mess feeding solution that attracts a diverse range of backyard birds. This nutrient-rich cylinder is packed with high-quality ingredients such as pecans, black-oil sunflower, sunflower hearts, and a touch of white millet. It is favored by cardinals, chickadees, woodpeckers, nuthatches, finches, titmice, as well as warblers, wrens, mockingbirds, and bluebirds. Its solid form ensures no waste and no mess, and it melts, making it for feeding birds year-round. Designed to be compatible with Mr. Bird feeders 800 or 803, this seed cylinder is an excellent choice for bird enthusiasts seeking convenience and variety. Model Number: 128