Hear Doggy Set of 3 Dog Toys Blowfish, Whale, Penguin Small Size Ultrasonic Squeak Toys Only Your Dog Can Hear Set of three (3) Hear Doggy toys size small The plush is made from new, extra tough materials and double stitched seems Blowfish, Whale, and Penguin Hear Doggy is the only ultrasonic toy that your dog can hear but you can't Hear Doggy takes the noise out of the squeaky toys but leaves the fun in