Leisure Arts Calligraphy Set Beginners- Contains: three easy-change nibs for making fine, medium, and bold strokes; pen barrel with faceted tip for secure grip; 3 black ink cartridges; and instructions for pen assembly and care. Use when: addressing wedding invitations, penning artful messages or signatures in special cards, writing elegant letters, creating unique calligraphy designs, and more. Tips measure approximately 1mm, 1. 5mm, and 3. 5mm wide.