Use WrapCut to your surface area While using the filament (tape edge) positioned on the desired trim line. Depart about four inches of tape uncovered beyond the sting from the film so the cutting filament is often Positioned. Press the two the movie and tape down firmly for the area. https://www.apptape.co.uk/blog/5-key-benefits-of-using-wrapcut-filament-cutting-tape-in-your-vehicle-wrapping-projects/