Chartpak 1085I Templates, Geometric Shapes/Symbols, 3 1/2" x 7", Smoke CHA1085I CHA 1085I, Created for the needs of architects, drafters and contractors. Smooth aperatures and risers on the underside of the template promote ease of movement as well as help prevent smudging from writing instruments. These smoke gray templates are .03" thick. Includes 4 1/2" scale in 1/31" increments. Color(s): Smoke; Material(s): Plastic; Length: 7 in; Width: 3 1/2 in., UPC 014173152060