The LiveWell Hyperallergic Kangaroo Boomerang Chew is high in protein, iron, and zinc and is an excellent low-fat chew treat option for your dog. It's a great chew that will help your dog's teeth and gums! Made from 100% natural human grade ingredients with chondroid for joint health. They are a great chew treat for any size dog and will provide entertainment and chewing enjoyment.