Use WrapCut towards the area With all the filament (tape edge) positioned on the specified trim line. Depart about four inches of tape uncovered past the edge on the movie so which the cutting filament can be Positioned. Push both the film and tape down firmly to your surface. WireTrim https://www.apptape.co.uk/blog/5-key-benefits-of-using-wrapcut-filament-cutting-tape-in-your-vehicle-wrapping-projects/