Bic Cristal Ballpoint Black Buy 2 Packs Get Bic ECOlutions Blue FreeThese Bic Cristal Ballpoint Pens feature a durable tungsten carbide ball mechanism and smooth oil based ink for reliable, everyday use. The medium 1. 0mm tip produces a thin 0. 4mm line for elegant handwriting and detailed sketching. The hexagonal barrel includes a black cap and end plug that matches the ink for easy identification. This pack contains 50 Black pens. Bic Cristal Ballpoint Black Buy 2 Packs Get Bic ECOlutions Ballpoint Pen Medium Blue