Koh-I-Noor cleaning pad for pens is designed to be used with the Koh-I-Noor rapido-eze cleaning kit. Use with rapid-eze cleaning fluid for the quick removal and maintenance of technical pens. It unclogs pen points, technical pens, calligraphy pens and airbrushes. Dissolves dried ink on all pen parts. Non-flammable and doesn't harm plastic or metal. Keep your pens clean for long-lasting use. Made in China. Koh-I-Noor - bringing you the best in professional grade drawing and design.