Porcelain whiteboards just got a lot more valuable to your school. Proma boards have a porcelain-on-steel low luster finish surface that reduces projection glare by 70% compared to a standard whiteboard. 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 an eraser. Board surface carries a 50 year manufacturer guarantee.