Backyard Bird Brew is fun, decorative and perfect for any bird's diet. This 4-pack of tasty seed treats will satisfy your favorite backyard birds' appetites and keep them coming back for more. Our Bird Brew is made from a blend of nutritious ingredients: white and red proso, sunflower seeds, and non-toxic glue. A burlap hanger makes for easy placement in the backyard, patio or garden. Each "bottle" is approximately 2"w x 7 1/2"h and has a 1 1/2" burlap hanger on the top. Made in the USA.