The Harris Seriously Good Walls & Ceilings Medium Pile 7in Roller Set has been specifically designed and engineered to give you seriously good results when painting large sections on walls & ceilings with emulsion paints. The soft sleeves use splatter control technology in the roller fabric, so more paint goes on your walls, leaving you with less mess at the end of the day. This 7 inch roller set is ideal for painting small, open, smooth and semi-smooth sections on walls and ceilings.