The Bic Cristal Fun Ballpoint Pen features a durable tungsten carbide ball mechanism and oil-based ink for smooth, controlled writing. The vibrant purple ink and larger 1.6mm tip gives a thicker 0.6mm line ideal for stylish titling, designing and larger handwriting. The lightweight barrel has a smoky, translucent finish and is hexagonal for comfort in use. This pack contains 20 purple pens, great for colour coordinating your work.