The uni-ball ONYX Rollerball Pen is built to be a great pen at a great price. Designed with a strong metal point to produce smooth, consistent writing, and finished off with a durable plastic clip, this roller pen will perform for years. The uni-ball ONYX pen also features uni super ink which protects against water, fading and fraud. Featuring an economical design, these uni-ball pens are ideal for the office. Pen Sub-Brand & SKU Line: ONYX®; Pen Style: Stick; Pen Type: Roller Ball Pen; Refillable (Yes/No): No.