For a 1st birthday celebration ♪ These adorable rabbit-themed "erabitori" cards are perfect! Rounded corners for safety! These mini-sized cards are easy for your child to grasp! Material: Thick paper (0.23mm) Printed at home and hand-cut, so there may be slight size variations. We appreciate your understanding regarding minor imperfections such as slight warping, uneven edges, or fraying. Packaged in clear vinyl.