best part is, the film isnt like rock hard ro anything.. its flexible to a certain extent.. it'll prolly just hold all the glass bits together on a window that small.. just leave your doors unlocked..

a)you already know theyre going to break in, why have to have broken windows, too
2)theyre going to get in reguardless.
L)it might not be legal to do that on a civi vehicle b/c of potential for crash related accidents... what if you get into an accident, and they cant get in the vehicle to save you.. not talking bridges... talking some asshole running a red light and T boning you

you'd be FUCKED...

or..

$)sell the truck and buy something less theif proned