The Natural Illustrator Pen Set from Spectrum Noir contains 4 dual-tip pens that feature artist grade inks in a variety of vibrant colours. Each pen has a super-fine nib for accurate detailing and precise application, as well as a flexible brush nib for smooth fills and artistic strokes. Featuring an ergonomic barrel to ensure a comfortable grip, these pens are ideal for drawling, illustrating and more.Features & Benefits Includes 4 Illustrator Pens Artist Grade Inks Dual-tip Pens- Super-fine nib & Flexible Brush Nib Ergonomic Barrel