The clear tip allows you to easily see where and what you are highlighting. Helps with straighter lines and more precise highlighting. Each highlighter is capable of over 1,000 feet of highlighting. Great for highlighting for students, professional workplaces, and more! Since they’re non-toxic, they’re safe to use for any student, office worker and just about anyone (kids, adults etc.). Our caps not only pull off, but they are also twist-off caps. Just twist the cap in either direction, and off comes the cap! These highlighters come in 6 color options; Purple, Pink, Orange, Yellow, Green and Blue. Great way to color code your highlighting for easier findings!