This volume in our Postcard Colouring Series contains 20 typical Turkish designs of vines, floral compositions and geometric designs. The colouring cards are made of the finest 250 gsm acid-free water colour paper, suitable for a wide range of techniques, such as colour pencil, crayon, pastel, ink, water colour, etc. PEPIN® Postcard Colouring Books match the quality of the finest professional watercolour pads. In order to get the best results, we recommend you use high-quality colouring materials.