Truck Cake Pan I Want To Make A Trash Truck Cake For My Toddler's Birthday. I Can't Find Trash Truck Cake Pan. How Do I Do It

I want to make a trash truck cake for my toddler's birthday. I can't find trash truck cake pan. How do I do it - truck cake pan

Photo of the garbage truck I want to do are here: http://www.firstgearreplicas.com/storeImages/Thumbnails/3287-10% 20Waste% 20Management.jpg