Wow! Gel Pens feature a unique triangular-shaped barrel & grip that make it easy to hold & keep it from rolling off desks. Distinctive design stands out in a crowd. Permanent, smooth-flowing ink is waterproof, fade-proof & acid-free for a lasting impression. Stylish barrel is also transparent to monitor ink supply & features a convenient clip to attach pen to pockets, notebooks & more. Latex-free grip delivers maximum comfort & control. Gel pen also offers a push top to advance tip & push convenient-side button to retract tip.