3X Schmidt 5888 M Safety Ceramic Rollerball Metal Refill Blue Medium Tip Pack Contains the following Schmidt Refills: (3) Blue 5888 Medium Description Schmidt 5888 Medium Tip Blue Ink Metal Body Safety Ceramic Roller Ball Refill.Features Standard size metal body ceramic tip roller ball refill by Schmidt.Fits 98% of all Rollerball pens that accepts a standard size refill.Refill Reads: “SCHMIDT Safety ceramic roller 5888 M”.Made in GermanyTechnical SpecsNib Size: Medium (0.7mm)Colors: BlueLength – 4 5/16″ (11cm)Diameter – .245″ (0.62cm)Extended Information Schmidt 5888 Metal Roller Ball Fits: Acme, Aurora, Bexley, Bossert & Erhard, Caran d’ Ache, Colebri, Conklin, Conway Stewart, Delta, Diplomat, Faber-Castell, Itoya, Jean-Pierre Lepine, Lanier, Marlin, Montegrappa, Monteverde, Pentel, Retro 1951, Recife, Rotring, Stipula, Visconti, Waterford, Waterman, Yafa, Yard-O-Lead, and many other roller balls made in U.S.A., Taiwan, Korea and China. Made in Germany by Schmidt – Distributed in the USA by Lanier Pens