Many stripes on vehicles today are decals. They are applied after the car is painted and made out of a vinyl material that is really a pain in the neck to work with unless you have had some practice.
On older vehicles these stripes are painted on with a flat paint and normally they are not protected with a clear coat but this is not to say you can’t use clear over flat paint.
Obviously if you used standard clear coat paint over flat paint it would look glossy and this is not what you want.
So how …