Westerman’s 3 x Suet Balls Peanut Butter Bomb for Birds is a convenient three-per-pack bird snack. It is packed with assorted grains, vegetable fat, and peanut butter, which is ideal for providing travelling birds with a healthy takeaway nibble. By adding peanut butter to this tasty bird snack ball, you ensure that your visiting feathered friends have nutritious, high-energy food.