4" x 15' 5 Sq Ft 10.1cm x 4.6m 464 Sq Cm. Walthers Part # 785-1191, p. 770 Walthers 2021 HO Scale Reference. Specially sized for small areas/projects, risers, inclines and road base. Using Plaster Cloth is a quick, convenient and lightweight method for making durable hard shell or terrain base. Accepts Earth Colors(TM) Liquid Pigment, plaster castings and scenery materials easily. Use to fill gaps around rocks, tunnels and terrain seams. Packaged in a resealable bag.