A6 Size: 19*13cm , thickness: 5cm A5 Size: 23.5*17cm, thickness: 5cm Paper: 80 sheets, 160 pages Material: cowhide ===== Personalization: maximum 8 characters ===== Shipping: This is a handmade work, and it usually takes us 10 days to make the order. Thank you very much for your patience, please contact me if you have any questions. We will make your order as soon as possible and promise to ship it the first time.