The EXPO® Precision Point Eraser features a teardrop shape for accurate erasing. The ergonomic shape with grip allows for optimum comfort and easy usage. Replaceable, eight-layer felt pad for instant renewal (replacements sold separately). Docking station attaches to whiteboard with enclosed adhesive strip or double-sided mounting tape. Removes markings quickly and easily from whiteboards, glass and most non-porous surfaces. Sold as a pack of 3 erasers with docking stations.