Deep Freeze Arctic Pop Dog Toy Medium Fill the tray (included) with water and put it in the freezer. Deep Freeze&trade; adds ice to Dogzilla rubber so he can really chill out! Get creative: Add chicken broth or pieces of his favorite snack to the water before freezing. It's great fun for all dogs that love ice and still want all the rubbery fun of Dogzilla. Freezes again and again! Dogzilla uses a revolutionary new process that infuses protein in rubber.