Stuffable Rubber Dog Toy: The KONG Goodie Ribbon is a versatile, bone-shaped toy that can be filled with treats or kibble for extended fun and entertainment Innovative Design for Mental Challenge: Four stuffable Goodie Grippers and internal ridges make the treat retrieval process a mentally stimulating task for dogs; freeze for 4-6 hours for added entertainment Durable Natural Rubber Dog Toy: The KONG classic red rubber formula is durable and forgiving, making it safe for your dog's teeth; KONG is recommended by veterinarians and trainers worldwide Made in the USA: Globally sourced materials. KONG has been innovating since 1976 to enrich the lives of pets with the highest quality pet toys and treats. Covered by KONG's Satisfaction Guarantee KONG: Since not all toys are created equal, it?s always best to supervise your dog during play. Supervised play will help toys last longer and keep your dog safe. No dog toy is truly indestructible, so always remove the toy from playtime if damaged