The Baby Monthly Milestone Marker Discs are classic cursive script wooden discs with a reversible design, featuring circle milestone discs in a beautiful wooden material. These unisex milestone discs are perfect for capturing special moments in a baby's life, weighing 4.8 ounces and measuring 0.13 x 4 x 4 inches. These discs are a unique and charming addition to any baby's keepsake collection, with no batteries required for use.