ReWritables Dry-Erase Markers each feature a magnet on the cap so the markers adhere to any metal surface for easy access. Quick corrections are easy with the cap-mounted eraser. Intensely colored, nontoxic ink erases easily, and the wide variety of colors allows you to choose an ink color to target an audience or to color-code information. Store low-odor markers in the convenient clear vinyl storage pouch. Fine tip is best for detailed writing on dry-erase calendars or small boards. Colors include black, red, blue, green, purple and yellow.ReWritables Dry-Erase Markers each feature a magnet on the cap so the markers adhere to any metal surface for easy access. Quick corrections are easy with the cap-mounted eraser. Intensely colored, nontoxic ink erases easily, and the wide variety of colors allows you to choose an ink color to target an audience or to color-code information. Store low-odor markers in the convenient clear vinyl storage pouch. Fine tip is best for detailed writing on dry-erase calendars or small boards. Colors include black, red, blue, green, purple and yellow.