Primal Instinct Grain-Free Dental Bones are designed to clean teeth and freshen breath as they satisfy your dog's primal instinct to chew. Made in the USA, these all natural dog treats are specially crafted with exactly what dogs crave: real meat. Each wholesome chew treat is easy to digest, 100% grain free, and contains no wheat, meat by-products, or corn. Suitable for dogs up to 50 pounds.