These Concertina style sketchbooks allow you to create a dynamic storybook piece with your illustrations, text and collage. Span and connect your ideas in one continuous format or record a landscape, cityscape or seascape in one panoramic view. Suitable for all drawing (pencil, charcoal, pastels, markers) and water-based media (ink, watercolour, gouache). Features one long sheet of paper folded into 18 workable pages, thick paper (watercolour medium surface texture, 350gsm) suitable for wet media. Each sketchbook features an elastic strap to keep the concertina pages compacted and secured when not in use and has the Derivan logo discreetly embossed on the front cover.