Quartet Dry Erase Markers, Whiteboard Markers, Bullet Tip, EnduraGlide, BOLD COLOR, Assorted Colors, 4 Pack (5001-1MA) BOLD COLOR  Clearly display your writing with our patented 3-chamber, liquid ink system. Delivers strong bold color every time, to ensure that your message is distinct and legible. TRANSPARENT INK GAUGE  Our see-through ink gauge shows exactly how much ink remains for your use. Simply look at the barrel to determine when its time to change your marker. EASY TO ERASE  Quickly move from one project to the next with these easy to erase markers. Dont fuss with caked on ink. The smooth ink easily wipes away, leaving a streak-free, clean surface. THICK BULLET TIP  Create thick, broad lines that make your writing more easily seen and read by others. Perfect for communicating either up close or from a distance. COLOR VARIETY  Pack contains 4 assorted colors, including Black, Red, Blue and Green. LOW ODOR  Keep your room clean and odor-free. The non-toxic, low odor ink is perfect for any environment, such as classrooms, offices and homes.