These 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.Ballpoint pen for everyday useMaterials have not been tested on animals and do not contain animal-based productsMedium 1.0mm tip writes a 0.4mm line widthCap and end plug match ink colourBarrel colour: ClearInk colour: BlackPack of 50