Cross ATX Celestial Blue Fountain Pen with Stainless Steel Nib Comfortably tapered medium-diameter barrel; Unique integrated rounded clip Lifetime mechanical guarantee; Premium gift box Hand-finished precision-ground stainless steel nib; Click-off cap Fountain Pen Tip: Hand-finished precision-ground stainless steel nib Specially formulated ink flows flawlessly and dries quickly; Includes 2 Black Fountain Pen Cartridges (#8921) Optional converter available (#8756) to fill pen from bottled ink