➤ ERGONOMIC. Its ergonomic shape makes the eraser comfortable to hold and easy to use. Made of lightweight contoured foam for a more comfortable grip, with a long-lasting felt cleaning surface. ➤ MAGNETIC DESIGN. Magnetic whiteboard eraser conveniently adheres to any metal-backed whiteboards or steel surface. Cleans up easily with soap and wate. Safe for use on all white board surfaces ➤ WIDE APPLICATION. Removes markings quickly and easily from dry-erase surfaces. Compatible with most materials: white boards, glass, porcelain, melamine, and other non porous surfaces. ➤ DURABLE. Top-quality felt for better erasing and a professional look. Provides a fresh surface for better cleaning. Get long-lasting, high-quality pieces that are non-toxic and easy to erase. ➤ EXCELLENT DESIGN. Product Measure: 4.25" X 2" X 0.9". Compatible with most materials of non porous surfaces: whiteboards, glass, porcelain, and melamine.