sharpie gel highlighters feature ink-free gel technology for total smear protection across pen and marker inks and inkjet printouts. The gel highlighter won’t dry out if left uncapped or bleed through paper, even glossy and thin papers and magazines. Each highlighter conforms to your handwriting style and features a vibrant color for emphasizing key points in your notes and reading material. ink colors: fluorescent blue; fluorescent green; fluorescent orange; fluorescent pink; fluorescent yellow this product arrives to most customers in 2-3 business days.