Giotto Lyra Groove Set of 48 Coloured Pencils Triangular coloured pencil with ergonomic body. Revolutionary handle made with natural grip without added materials. The anti-slip grooves on the whole body allow the pencil to be held optimally, thus facilitating writing. 4.25 mm and 3.3 mm diameter leads. Ideal for left-handed and right-handed children. With space to write the name. Includes 2 units of each colour. Brand: Giotto