It comes up now and then, whether it is possible to duplicate vac-u-formed canopies. The answer is yes! I will show you how I do it.
First off, the canopy you wish to replicate has to be closed at both ends. If it has already been cut out of it's plastic sheet, you are going to have to devise a way to make it hold a runny sort of product. One way might be to glue plastic pieces to the part that needs to be sealed off, using a glue such as G-S cement, which can later be dissolved with 91% rubbing alcohol, without harming the plastic.
BEWARE -- THIS METHOD WILL NOT W