Quartet Infinity Magnetic Customizable Glass Dry-Erase Board, 48" x 36" - 39.3" (998.22 mm) Width x 48" (1219.20 mm) Height - Tempered Glass Surface - Horizontal/Vertical - Magnetic - Steel Backing, Frameless, Stain Resistant, Ghost Resistant, Durable, Easy to Clean, Long Lasting - 1 / Unit