Minerals instead of plastic. Made of a special mineral-enriched material, reducing the proportion of plastic in each casing by 60%. The pattern in and not on the writing instrument opens up a new dimension in aesthetics and communication. The QS01 has a fascinating, multi-faceted triangular structure that is always new and different to the eye and is experienced by the fingertips as a pleasantly gripping surface. With Floating Ball® writing system: a refill with quality ink to guarantee smooth and flawless writing. Made in Switzerland, these ballpoint pens guarantee a high quality standard with professional appearance.