Vacuum pack

[Taz3ds]

Hi, 
How can I go about simulating a plastic vacuum forming process? So flat plastic sheet, then gets sucked close to shape with loose on sides, then air gets taken out and the plastic get sucked super close to the final shape?

Thanks

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After something like this
https://youtu.be/SAUpN6zpSpQ?si=J4zoIncZv2j9i5aH