Magnetic whiteboard eraser adheres to any metal-backed whiteboard or steel surface for quick storage and access. Ergonomic edges provide a comfortable grip to easily erase large surfaces. Dark shading prevents the eraser from showing dirt or pen marks. Soft material effectively removes dry-eraser ink without harming the surface of your board.Magnetic whiteboard eraser adheres to any metal-backed whiteboard or steel surface for quick storage and access. Ergonomic edges provide a comfortable grip to easily erase large surfaces. Dark shading prevents the eraser from showing dirt or pen marks. Soft material effectively removes dry-eraser ink without harming the surface of your board.