Porcelain markerboards just got a lot more valuable to your school or business. Proma® boards have a special white textured surface that reduces projection glare by 70% compared to a standard markerboard. This makes it the most practical board to use for presentations, slideshows, or educational purposes. Features include an aluminum framed magnetic surface that functions as a projection board, dry-erase board and as a durable surface for displaying visual aids. Each board comes complete with a 1” natural cork maprail, four color markers and a eraser. Board surface carries a 50 year manufacturer guarantee.