Bic Kids Evolution ECOlutions coloured pencils are not your ordinary pencils. These woodless pencils are actually made of synthetic resin using a unique manufacturing process called quad-extrusion. This high-tech method makes them all-around better pencils.Shock-resistantChew-resistant and never splinter if broken.Manufactured with high-pigment leads so filling in solids and drawing crisp outlines become easy.Class pack contains 144 colouring pencils in 12 assorted colours (12 of each)