LIQUITEX-Professional Heavy Body Acrylic Color. Heavy Body Artist Color, previously referred to as High Viscosity, has a thick consistency for traditional art techniques using brushes or knives, as well as for experimental, mixed media, collage and print making applications. The high pigment load produces rich, brilliant, permanent color. This package contains one 59mL/2 fl ounce tube of Heavy Body Acrylic Color. Conforms to ASTM D4236 and D5098. Imported.