KitchenAid Palm Brush with Dish Tray to Keep Countertops Dry and Clean, Durable Nylon Bristles for Tough Cleaning, Dishwasher Safe, 2 Piece, Black

Not quite clean yet, unless your next time you plan on using it is for a first coat.I keep a stiff nylon brush in my drywall stuff, just to make cleaning easier. Something like this, with the bristles that kind of splay out.https://www.amazon.com/KitchenAid-Countertops-Bristles-Cleaning-Dishwasher/dp/B07R54F7PK?th=1