Mercury Brito 12 Colour Pencils Full Size having premium quality pencil, ideal for colouring, blending and shading. Easy to sharp. Bright and sharp colours. Super smooth and gliding colour lead. Incredibly vibrant colours. 100% Real wood. Non-toxic. Available in soft linden, soft poplar, redwood, white wood and chemically treated softwood. 2.65 mm to 4.0 mm lead diameter.