Dog or cat treat puzzle or lick mat provides enrichment for pets that need the exercise. Penny loves this. It comes apart for convenient cleaning and storage. It can be novel every time you put something different inside. We use Peanut Butter, Yogurt, applesauce, dogfood, and other pet friendly foods & freeze for 60 minutes. This lasted her about 20 minutes and she took a nap after her treat LTKFamily LTKPets LTKHome