Modeling realistic shingled roofs in HO Scale is easy with Campbell Scale Models Profile Shingles. Made of paper with a natural wood color, one edge is notched to resemble individual shingles, while the other is soild. The back is coated with water-soluble glue. Simply cut to length, moisten and apply in overlapping strips. This 100' roll is enough material to cover approximately 9x12". Profile Shingles are part of the line of Campbell Scale Models scratchbuilding and detail parts.