Alu-frame enamelled whiteboard 1) 0.4mm magnetic enamel surface 2) Core: MDF 3) 0.2mm Zinc back 4)acid and scratch resistant Alu-frame enamelled whiteboard1. Top quality magnetic ceramic surface,easy to write and wipe off; 2. 30 years guaratee on the scratch-proof enamelled writing surface; 3. With marker tray and mounting accessories;4. Different sizes are available(cm): 90X120, 120X150, 120X180 ...