Experience the superior quality of the Staedtler® Stick 430 Medium Ballpoint Pen in Red. With a 1mm tip, this pen offers an exceptionally smooth writing experience, thanks to its low viscosity ink. The ink is not only waterproof but also resistant to chemicals, light and smudging, making it indelible. Each cup contains 50 pens, ensuring you’re never short of a reliable, high-quality writing instrument. Features include a ventilated cap, clip and a metal tip.