Perfect for use with POSCA paint markers, this Artgecko Shady Sketchbook features 40 sheets of jet black, smooth card so you can get creative! This A4 portrait sketchbook features acid-free, smooth black card with a gsm of 250 which handles wet marker media well and is made in Britain, with British paper which has been sourced from sustainable forests and is FSC certified. A textured green protective sheet is included which is perfect for placing between pages and the soft touch, wipe clean hard cover will protect your artwork. . A4 sketchbook. Perfect for POSCA paint marker pens. Portrait wirebound . 200 GSM. 40 Sheets. Acid Free, smooth, jet black card. Soft touch, wipe clean cover. Textured green protective sheet - perfect for placing between pages. Made in Britain using British paper. Sourced from sustainable forests and FSC certified