Vinyl silk emulsion will do the job ok. Doesn't really matter what you apply it with but I'd use a small 5" ordinary roller for the bulk of it & cut in with a 2" brush.
"Vinyl" is a very hard word to spell for such a little one.
A day of all things motorhome and campervan. The show is held both in the main indoor arena and across the grounds. Catering, hot drinks and food options are available. Easy access to the site and free parking included. Win one of five pairs of day tickets