✈️ Elevate your writing game, wherever you go! Airplane-safe design prevents leaks during flights. Experience particularly smooth writing performance. Ergonomic triangular shape for relaxed writing. Indelible ink conforms to ISO 12757-2 standards. Sleek black design with a push-button clip. Airplane-safe Ergonomic grip Indelible ink The Staedtler Triangular Body Ballpoint Pen in a pack of 10 offers an ergonomic design for comfortable writing, smooth ink flow, and is airplane-safe, making it the perfect companion for professionals on the move.