Worcester Malvern Ball Pens are created from Cast Acrylic Resins and Vintage celluloid. The Worcester Malvern ball pen has two trim choices, Chrome or Gold plate. The Worcester Malvern ball pen uses a "Parker" style refill for smooth, dependable writing. DIMENSIONS:130mm long x 12.5 mm diameter. MATERIAL : Cast Acrylic Resin or Vintage celluliod, twist action mechanism, choice of Black or Blue "Parker" style refills. Presentation box, 12 months guarantee.