Have fun with this pack of 10 Cristal ball point pens. BiC pens use quality ink giving you a smooth writing experience every time. The cristal ballpoint pens have a clear barrel so that you can easily see your ink supply. Cristal fun packs have an exciting range of vibrant colours - great for use at home or in schools.. BiC Cristal Fun Pouch 10 Ball Pens. Colours; 2x Purple, 3x Pink, 3x Light Blue, 2x Light Green. 1.6mm Line WidthPack Dimensions (mm) H 210 W 110 D 10