National Audubon Black Oil Sunflower, (8 lbs) A favorite of cardinals, chickadees, goldfinches, grosbeaks, house finches, jays, juncos, nuthatches, purple finches, siskins, sparrows, titmice, and woodpeckers Formulated, tested, and approved by the National Audubon Society as a premium bird food blend High Quality blend of Black Oil Sunflower For year round feeding in most tube, hopper, window, nyjer, and platform feeders Made in the USA  Safe Quality Food certified manufacturer Black oil sunflower This is the preferred food for a wide variety of desirable songbirds This product weighs 8 pounds