For the painters, makers, art creators! This A4 portrait sketchbook contains 40 sheets of mixed Artgecko paper stock - This includes 20 sheets of 150gsm premium white cartridge paper and 20 sheets of 200gsm jet black card - acid free with a medium surface, making it suitable for all media. It features a twin wire bound edge which allows the book to lie flat and makes page turning a breeze. In addition to the high quality FSC certified paper, we've added sturdy, black, hardback covers front and back with a 'soft touch' laminated finish making them both durable and wipe clean. Artgecko sketchbooks are available in a range of species - each with their own, unique, chirpy features (both inside and out). You'll be happy to know all our Artgecko sketchbooks are British made using only the highest quality materials from climate friendly, sustainable sources.