Two Fussy Blokes DACRON 4" Semi Smooth Mini Rollers 3 Pack (10mm) Superb coverage and excellent paint release, these rollers are ideal for painting with difficult colours. They’ll provide you with exceptional film build on new plaster walls — and while you won’t see the exact level of finish you would with our 10mm microfibre roller, you’ll easily achieve your desired result regardless of the colour you’re working with. Can be used on both interior and exterior surfaces. Perfect for water-based paints only. Recommended for primers and topcoats.  Ideal for priming new plaster walls, textured surfaces, wallpaper. Superb paint pick-up and release, superb coverage, fast paint speed.