This Quartet Total Erase Classroom Whiteboard was specifically designed for use in a classroom environment. It offers a highly durable Total Erase Marker Board surface that resists staining, ghosting, scratching and denting. It also includes a subtle grid pattern in the surface of the board to help teachers and students to align their writing. This board comes with a high quality anodized aluminum frame and a full length marker rail. It also comes with an amazing 50 year surface guarantee.