A5 Concertina Sketchbook £10.00 Quantity: at £10.00 each Add To Basket Fantastic for display, this versatile book has no fewer than 70 possible working surfaces - each page is 2 sheets joined together to give extra stability. Specification: 140gsm acid-free cartridge paper. 70 pages of double-thickness A5-sized paper. Elegant hard carrying case. Attractive black cloth end-covers.