Cross Affinity Jewel Blue Ballpoint Pen. Reminiscent of commanding writing instruments from the 20th century, our sleek new design is finely crafted of lustrous, high-gloss crystalline resin. The jewel-like finishes are elegantly detailed with polished chrome appointments and an ingot-style insignia on the clip. The Ballpoint has classic twist-action propel/retract feature. Affinity delivers impressive Cross quality and value to a new generation.