Cold Press, Student Grade Medium Weight, 14-Ply .050 (Single Thickness) A medium-weight, medium tooth surface, cold press board. Popular in high schools and colleges. For all mediums wash, tempera, casein, markers, acrylics, charcoal and airbrush. Outstanding quality at a budget price. Pack of 10. For all illustration media and techniques. Cold press board with textured surface. Rigid gray core. Ideal for professionals and students alike.