The Invisiboard, model 1-08541-00, is a desktop screen designed for use by students with cortical visual impairment (CVI). This trifold board has a solid white, slick material on one side and a solid black, Velcro-compatible material on the other side. It can be set on a student's desk to block out distractions. The portable,lightweight board comes with a carrying case and orientation material in print and braille. DIMENSIONS (HxW): 30 x 48 inches. COLORS: White on one side, black on the other side.