The Caran d'Ache 849 fountain pen features a modern, streamlined design that appeals to pen lovers. The hexagonal aluminum body is slightly rounded than the traditional 849 design, providing a comfortable grip for any hand. The stainless steel medium nibs allow for a smooth, stain-free inkline. Also, the 0 feature is a handy flexible clip. Can be used with ink cartridges or piston pump converter (sold separately)