PEPIN Artists' Colouring Books contain 16 different sheets (format 25 x 34.5 cm / 9.8' x 13.6' ) of superior acid-free drawing paper, printed with exceptional designs in very light lines. The printing is done in such a way that, depending on the techniques used, the original outline will be hardly visible after colouring. The 180 gsm drawing paper is made to our specifications by one of the best paper mills in Europe and is suitable for a wide range of colouring applications, including pencil, crayon, pastel, felt marker, gouache, etc. Also water colours and liquid inks can be used. The first-rate paper is age resistant and coloured sheets can be framed and displayed without the risk of rapid deterioration. PEPIN Artists' Colouring Books match the quality of the finest artists' pads. They are perfectly suited to practice your colouring skills and create beautiful pieces at the same time. For best results we recommend high-quality colouring materials.