Whether you're brainstorming, giving a big presentation or charting a classroom demonstration, the Sharpie Flip Chart Marker is perfect for collaborative writing. The unique ink won't bleed through flip chart paper, and the low-odor, water-based ink makes these markers ideal for classroom and office use. The bullet tip minimizes marker squeak, so you won't distract your colleagues or students while you write. Includes 4 markers: black, blue, green, and red. Bullet tip. Each pack incudes 4 markers. Sold as 6 packs for a total of 24 markers.