If you only want to use one feed and attract the greatest variety of wild birds, then it's Blue Ribbon Blend all the way. A traditional mix done right, we guarantee you'll get the best combination of perch and ground feeding birds with this one. So, just fill up your feeder and stand back! Made up of Black Oil Sunflower, Sunflower Meats, White Proso Millet, Cracked Corn and Canary Seed. Ten pound bag.