Unused, stored at home. One (uni) may have been used, so the price reflects that. Propus Window Fluorescent Markers With text from Toshin High School and Sundai. The following is a quote: "The pen tip has a window! Fluorescent pen that doesn't go over the lines" You can see the text through the window at the pen tip, so you can draw lines precisely where you want to check without going over. - Colors: Orange, Yellow - Quantity: Set of 8 - Type: Fluorescent Pen