The technique of using the Shrink wrapping machine is not simple and easy, An object is placed in the shrink wrapping machine, and a loose film of polyolefin shrink wrap is wrapped around it. Then, heat is used to the shrink film securely around the object. The result is clearly shown, shiny film wrapped around the object. The Shrink wrapping is a plastic film that you can wrap around any object, no matter what the size or shape. Heat is then applied to the surface of the product or item, which causes the plastic to shrink.