Write, wipe, and repeat! This medium magnetic wipe-off dry erase board covers it all for any age or purpose (from dorm rooms and fridge reminders to practicing lessons or games in class). Dual-purpose metal coated board is bordered with a durable aluminum frame with rounded corners. Surface is compatible for all magnets and early childhood magnetic letters, numbers, and shapes, making it a great choice for teaching the alphabet, spelling, and sentence fun. Medium whiteboard measures 22 L x 17-1/2 W inches with a thickness of 17.45 mm.