Lyra Color Giants are Big Dreams' favourite stationery item. A chunky coloured pencil with hexagonal shape and 10mm diameter. Extra strong, rich colour thanks to highly pigmented, extra thick, break-resistant lead with a width of 6.25mm. These are some of the best pencils you can buy. German brand Lyra has been around since 1806, and they know how to make the best quality pencils, markers and crayons.