Jen Manufacturing Poly-Roller Cover. Ideal for the application of enamel, latex, oil paints, stain and varnish. Smoothes out the paint and covers correctly with fewer strokes. Offers less spatter with optimum surface coverage. Works on all smooth surfaces. Do not use with shellac or lacquer. Made of specially patented urethane foam. Economical and disposable. 9". Sold by the each.