Use Anywhere Giant Magnetic Marker Surface 24"H x 18"W Excellent for penmanship or general note taking. Magnetice pads are crafted of a dry-erase surface with permanently fused graphics that will last for years of heavy use. Attach to any Steel Surface ... Marker boards ... Even the refrigerator! Cleans Easily ... Permanent lines guide young hands learning to write. Fun and educational ... At School or at Home !