The Pasteboard Cover Sketchbooks are suitable for all dry drawing techniques and media as well as water-based markers and light washes due to the heavyweight acidfree paper it is composed of. The sewn and gauze-spliced bindings provide strength and durability. This unique binding method allows the books to open flat without damage to the binding.Product Details:- Natural white sketch paper with rough surface- Lignin-free, acid-free, chlorine-free bleached- Thread bound (stitched)- Grey binder board covers with coloured linen pines- Size: 29cm x 29cm/11.4" x 11.4"- Colour: Black- 120gsm paper, 132 pagesSupplier Code: 110111