Yeti Puff N' Play Toys is a Patented and unique microwaveable treat dispenser chew toy, the first toy of its kind in the market. Simply Insert nugget inside the cavity, microwave it for 60 seconds, the nugget will puff up and fill the entireity of the cavity. Let it cool and let your dog try to get to the yummy puffy treat. The toy is guaranteed to keep the dog occupied for a long time as they are trying to get into the treat. The toy is made from microwave and dishwasher safe material.