The Wham-O Chewla-Hoop Treat Dispenser is a mentally stimulating, interactive treat maze toy made to engage your pet. Fulfill your pet's natural foraging instinct by inserting treats or kibble into the Chewla-Hoop. As your dog plays and chews on the toy, the treats or kibble will slowly dispense. For dogs that are food motivated, this is a fantastic boredom buster that will challenge them in a rewarding way and provide endless hours of entertainment. Made of rubber with nubs, the Chewla-Hoop is gentle on your dog's teeth and gums and cleans the teeth while they play and chew. Take treat time up a notch with the challenging and rewarding Chewla-Hoop!