Sharpie Flip Chart Markers feature a non-toxic, low-odor formula–ideal for classrooms and offices. The unique water-based ink won’t bleed through flip chart pages. Bullet tips minimize marker squeaks for less distraction during presentations and brainstorming sessions. Marker Ink Type: Permanent; Marker Tip Type: Bullet; Marker Tip Size (text): Broad; Marker Color(s): Black.