Sanford Ink Corporation Gel Highlighter, Smear Block, 2/PK, YellowSharpie Accent Gel Highlighter features SmearBlock gel technology that provides total smear protection across pen, marker and inkjet inks, Smear protection includes ballpoint, roller and gel pens, Highlighter works on all paper surfaces including glossy, rice (Bible pages), and vellum papers, Gel ink will not bleed through papers or dry out, SKU: DLRDY086547