This durable, natural rubber treater toy from Harry Barker will provide hours of fun for your pampered pooch. Stuff your dog’s favorite food or treat inside the hollow cavity to give him an entertaining challenge. This durable, natural rubber treater toy from Harry Barker will provide hours of fun for your pampered pooch. Stuff your dog’s favorite food or treat inside the hollow cavity to give him an entertaining challenge. Harry Barker is part home décor and part pet care, blending a flair for fashion and elegance with a passion for pets. The result is whimsical apparel and pet products purposefully designed to complement your home and uplift your fur babies’ lives.