Zebra H-301 Stainless Steel Highlighter HL-Refill, Yellow Ink, 2-Count Features smooth liquid glide yellow ink for top of the line performance Highlight with ease and precision using a single stroke Bold, highly pigmented color, makes it the perfect choice for general use Vigorous quality assurance testing guarantees durable performance for all Zebra products Designed to complement Zebra's H-301 Stainless Steel Highlighter