The Kong Classic Dog Toy is the gold standard of dog toys and has become the staple for dogs around the world. The Kong Classic’s unique natural red rubber formula is ultra-durable and is super bouncy and is ideal for dogs that like to chew while also fulfilling a dog’s need to play. Be sure to stuff with tempting bits of kibble and entice with peanut butter. Add to the fun by adding Kong Snacks and topping with Kong Easy Treat. Durable red rubber suited for average chewers and most adult dogs. Promotes healthy teeth and gums. Recommended by trainers, vets and behaviorists.