Extrutech Plastics J-Trim, Item # P0100 for use as a perimeter wall trim or ceiling trim is made of an exterior grade, hard, dense, rigid polymer, with a smooth surface of a 13/16" face area and 3/4" coverage. Is 5/8" x 1 1/2" wide to cover 1/2" thick wall panels. Cut with standard power saw using a fine-toothed blade. Fasten with truss head screws 24" OC or construction adhesive per installation instructions or industry standard. Non-painted in white or color matched to our panels, available at 2' increments from 8' - 20' foot lengths, with a weight of 0.08 lbs per foot.