Bold see-through colors. Each highlighter has a see-through tip to eliminate blind spots for precise highlighting. With the unique clear tip, you always know just when to stop highlighting. The unique see through tip eliminates blind spots so you can see what you’re highlighting as you mark for straighter lines and more precise highlighting. Smear Guard ink specially formulated to resist smearing when highlighting over many pen and maker inks. Includes written notes, faxes, copies, newspapers, and more (let ink dry before highlighting). Bright, see-through colors make your highlighted text easy to read. The versatile, easy glide chisel tip is great for highlighting, underlining or writing notes. It makes both thin and wide lines. Set of 4 colored highlighters includes 1 each of yellow, orange, pink, and green. Certified AP Non Toxic.