The newly launched Diplomat Elox fountain pen features a Zeppelin-inspired black anodized aluminum body, accented by horizontal rings of anodized purple aluminum. It has a satisfying soft sliding click cap that posts securely onto the barrel when writing. Specifications Manufacturer Diplomat Collection Elox Type Rollerball Body Material Aluminum Capping Push Diameter 14.9 mm / 0.59 inches Length 140 mm / 5.5 inches Weight 33 grams / 1.2 ounces Limited Edition No