The Tombow Irojiten Dictionery Pencil Sets are beautifully crafted colored pencils with soft lead that produce a rich, creamy texturewith smooth, even blending. These high-quality wax-based, artist-grade pencils allow easily layering of colors without a waxy layer of build-up. Each set carries a wide range of vivid to soft colors – including fluorescent colors. When closed in their boxes, the sets can be stored vertically for a compact and beautiful display, reminiscent of a dictionary or encyclopedia with multiple volumes on a bookshelf. 3 volumes per set, 10 colors per volume, 30 colors per set Three sets available: Rainforest, Woodlands, and Seascape Rainforest includes volumes Pale Tone I, Vivid Tone I, and Deep Tone I.