The Customizable Bark Ball is not just any dog ball: We have mixed safety & durability initiatives with personalization to give your pup something to bark about! The Bark Ball is a solid blend of natural rubber designed to hold strong against tough chewers. In addition to being indestructible, the Bark Ball gives with each bite to promote healthy jaw and tooth development. Researchers report that dogs can see blue best so each ball is a beautiful "Bark Ball" blue. Our laser engraving customization process ensures your pup's name lasts as long as your Bark Ball- forever! We are so confident in our technology, each Bark Ball is backed by a lifetime guarantee! Say goodbye to losing your dog ball at the park by customizing your Bark Ball today!