These are dark-colored shirts that parents and children can wear together. They were made from fabric used for men's kimono undergarments. Adult: Length: 72cm Width: 52.5cm Sleeve: 3/4 length Likely equivalent to a Large size Child: Length: 44cm Width: 38.5cm Sleeve: 3/4 length 100-120 size Material: 60% Nylon, 40% Acetate When ironing, please use a low setting. These are handmade by an amateur. Thank you for your understanding.