Description: Woven mohair fiber works well with both oil- and water-base enamels Ideal for use on smooth surfaces such as metal doors, interior doors,trim and cabinets Perfect for semi-gloss or gloss coatings Fired to polypropylene core that fabric bonded to the core firmly 9 inch and ¼"(6mm) nap rollers are the most commonly used size. Roller frame are made of plastic handle can be cleaned easily Mohair Roller Cover SKU List SIZE NAP CORE CASE 9" ¼"(6mm) 1½"(38mm) 100 Cohwa supply a range of paint rollers suitable both DIY'ers and professional painter. There are also mini rollers and radiator rollers available. Paint rollers are supplied either in sets or together with sleeves, roller cages and paint trays, there are a multitude of sizes available, from 4â?³to 15" wide, and a selection of materials to choose from including high density foam, polyester, acrylic, microfiber and simulated sheepskin in a variety of pile types.