CK Products Tractor Pantastic Plastic Cake Pan
These inexpensive, lightweight, durable, extremely versatile plastic pans can be used exactly like aluminum pans in a conventional oven as well as a microwave. Each pan is designed to hold approximately one cake mix and bake at 325˚ F.  Complete directions are included.  These pans can also be used to make Jell-O molds, ice molds, ice cream cakes, chocolate molds, and even stepping stones and landscaping ornaments.  Made at CK Products in Fort Wayne, Indiana.