Slim Uniform Fit: The white pens measure 5.35 inches long with a slender 0.31-inch diameter; Classic black pens are designed to fit perfectly in police vests, flight attendant pockets, or checkbooks without adding bulk as uniform pen, guestbook pen, wedding pen, etc Reliable Black Ink: The 1.0 mm medium point black and gold pens ensure smooth, skip-free lines for writing reports, citations, or server pads; Metal construction of smooth writing pens prevents ink leaks in your pocket Durable Metal Body: These metal pens are Built for daily professional use; The sturdy clip secures the pen to uniforms or notebooks, while the twist-action mechanism removes the need for a cap Bulk Office Supply: These Style Pens provide a professional upgrade from disposable plastic pens; Ideal for business meetings, front desks, or equipping an entire team Retractable Design: Simple twist-to-open of gift pens feature allows for one-handed operation; Nice pens protect the tip and prevents accidental marking on clothing or bag interiors Cambond Nice Ballpoint Pens You Are Looking For Materials : Stainless Steel Point Sizes : 1.0 mm (Medium Ball Point) Length : 135 mm / 5.35 inch Barrel Diameter : 7.8 mm / 0.31 inch Ink Color : Black Packing : 10 Pens per Pack