Stretch a rope in the middle of your pot. Rub the brush on the tape, so you do not have a dirty paint pot anymore.
Nylon stocking as a sieve. Paint containing pieces of sheet or other hard pieces, you do not throw it away. Tighten the nylon stocking with a rubber band around the paint can and put the paintbrush along with the wick in the paint. Or else you pour the paint through the nylon stocking as a sieve.