Cowhide leather, fully handmade flipbook, atmospheric and elegant Size A5: size 23CM * 16CM, core size 21CM * 16CM; (due to all hand-cut, there may be a slight deviation) ===== 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.