Like Klein's later monochromes, most of these early examples were made by stretching thin muslin over wood panels or composition board
, the corners of which were rounded.
Materials: Plywood, composition board
or heavy cardboard for a base; plaster gauze; Plaster of Paris; acrylic or tempera paints; clear plastic spray
The frame members are constructed of a base material, such as composition board
or inexpensive plywood, which is covered by a decorative wood veneer.
More recent studies have focused on the potential of kenaf for the manufacture of composition boards (Maldas and Kokta 1995).
Two different kinds of liquid resins were used for core and face layers in the composition boards.