This Arroworthy 5-Piece Professional Painting Kit has everything you need to tackle an interior paint job besides the paint.
The kit contains a 9" roller with 3/8" nap, a 9" roller handle frame, a 4" mini roller with 3/8" nap, a 4" mini roller long frame, and heavy duty tray. These are the ideal sizes and naps for applying paint to smooth surfaces like walls and trim.