Use WrapCut towards the floor Using the filament (tape edge) positioned on the desired trim line. Leave about 4 inches of tape exposed further than the sting in the film so that the slicing filament can be Found. Push both equally the movie and tape down firmly towards the floor. https://www.apptape.co.uk/blog/5-key-benefits-of-using-wrapcut-filament-cutting-tape-in-your-vehicle-wrapping-projects/