Reynolds 045 (5 Pcs Pouch)ip Size: 0. 7mm tungsten carbide tip for smooth and consistent writing Ink Type: Quick drying, smear resistant ink Design: Lightweight, slim body for comfortable grip and extended writing Visibility: Transparent barrel to monitor ink levels Cap: Secure fitting cap to prevent ink from drying Usage: Ideal for school, office, and everyday writing tasks Colors Available: Commonly available in blue, black, and red