This U Brands magnetic whiteboard eraser performs on all dry erase surfaces and erases any dry erase marker ink. Great for use on all melamine, painted steel, porcelain, glass and other dry erase board surfaces. The modern contoured design fits comfortably in the palm of your hand for extremely precise erasing, as well as quickly wiping away all dry erase ink on large writing surfaces as well. Great for use with any magnetic dry erase board, as the white board eraser includes a magnetic feature, which enables the eraser to be adhered right onto any magnetic dry erase surface. Felt bottom surface of the eraser glides smoothly on any dry erase board surface, without damaging the writing surface. Great for use in any office, classroom, meeting room, board room and more!