48 essential colours from the ever-popular ProMarker Brush pen range from Winsor & Newton. Perfect for layout and design techniques, illustrations, scribbles, storyboards, fabric designs, technical drawings, architecture and calligraphy painting. Contained in an attractive integrated storage box with a magentic closure. Winsor & Newton's professional quality ProMarker brush pens are twin-tipped, with broad chisel and fine bullet high-quality nibs. The alcohol-based ink is blend friendly, malleable and is translucent so different colours can be layered for achieving subtle colour changes and tones. Uniform appearance and streak free coverage.