Question: “Is there a dog toy that exists that is not only super-durable and strong, but also is actually fun to play with?” Answer: “Yes – The Jolly Egg™. Designed for constant, erratic motion, the Jolly Egg™ has a fun oval shape that dogs love to chase. They can never quite get a grip on the Egg, but they love to try! Since the toy constantly escapes your dog, it gives your dog a safe, fun outlet for their prey instinct.