The Neon Fluorescent Promarker Set of 6 from Winsor & Newton includes the following colours; Luminous Yellow, Radiant Orange, Spark Red, Electric Pink, Volt Blue and Glowing Green. Each pen has a dual tip with one being a brush nib for full precision lines, and the other a chisel nib to use for varied line widths. Promarkers use high quality alcohol based inks that are formulated using fine artist quality dyes. They give bold tonal ranges with flawless, streak-free coverage. Each colour can be layered or blended on a variety of surfaces including paper, acetate, glass, wood or plastic. You don\'t even need to worry about smudges and blotching as they dry very quickly and are build to resist fading over time. - Brand: Winsor & Newton - Set of 6 - Twin-tipped markers with a brush and chisel nib - Neon Fluorescent Colours - Can be layered and blended