A good source of fat and protein for finches, nuthatches, titmice, chickadees, woodpeckers and cardinals. Keep this food dry for best results. Selectively limit your feeding site for optimal pleasure by offering the food in a Feeder. Great all around bird food for wild birds. Contains no shells and is 100% edible. Use in a variety of wild bird feeders as most birds enjoy sunflower kernels. Refill feeders as needed. Sunflower Kernels; No Shells; 100% Edible.: Size: 25 lb.