Paint Roller Cover, Cover Type Mini, Surface Texture Semi-Rough, Compatible Roller Frame Style Cage, 4 in Overall Length, 1/2 in Nap Size, Surface Material Concrete, Drywall, Masonry, Wood, Paint Type Flat Paints, Satin Paints, Stains, Waterproofing, Core Diameter 1 1/2 in, Cover Material Polyester, Wool, Core Material Polypropylene, For Use With 4 in W, Any 1 1/2 in dia Cage Frame, Sheen Type Satin, Semi-Gloss