Each one of them has different patterns and knife marks. Can be used as a set in daily life, or can be purchased separately. The black walnut grain gives the wood a vintage look, which is especially nice when paired with some plain colored pieces. size:15cm*15cm*2cm; 30cm*15cm*2cm ===== 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.