Enrich your pet's playtime with fun giggle sounds using JW's Hol-ee Giggler® Dog Toy! Made with the same durable, natural rubber as the popular Hol-ee Roller®, the Hol-ee Giggler adds extra fun with its unpredictable giggler inside the ball that "giggles" as your dog interacts and plays with the toy. The unique openings allow pet parents to Hack Your Hol-ee by stuffing it with treats or other fun toys. JW's Hol-ee Giggler is designed to enrich playtime by stimulating auditory senses through new, fun sounds that go beyond the common squeak.