Flexco 4 in x 4 in Vinyl Floor Base Ceramic Trim R 15 Kraft Faced Fiberglass Insulation 011358010496280 46 R 15 Kraft Faced Fiberglass Insulation Batt Offered in a textured natural black Flexco vinyl wall base offers a superior color finish and quality construction PVC compound that contains non Phthalate plasticizer Made in the U and meets FloorScore and CHPS criteria Dimensional stability precise gauging and uniform height help conceal floor and wall irregularities Homogeneous color is inherent through the base and superior finish resists scuffing gouging and most chemicals Smooth pattern creates a nice finished edge between the floor and wall Intended for commercial or residential use For indoor use only