Call out bright ideas with this Hi-Liter that lets you mark key words and phrases with brilliant fluorescent, nontoxic color. Molded chisel tip lets you highlight or underline, and the plastic tip won't fray or mush. Faceted barrel provides a comfortable grip so you can easily use the highlighter as you mark documents, notes, books and more. The improved formula means you can leave the cap off for up to a week and still highlight with ease. Highlighters contain quick-drying, washable ink. They are ACMI certified (conforms to ASTM D-4236).