The Faber-Castell Pitt Artist Pen Set in the Studio Box features 12 different colored pens perfect for drawing and lettering. With a soft nib for smooth lines and a refillable design, these ballpoint pens offer a high-quality experience for artists and crafters. The set includes 12 pens in plain colors, making it a versatile and comprehensive addition to any art supplies collection. The manufacturer, Faber-Castell, is known for its superior craftsmanship and attention to detail, ensuring that these pens meet the highest standards of quality and performance.