The Hanna Andersson one piece striped swimsuit with rainbow design is a colorful and stylish option for girls in size 12. The swimsuit features a tank-style top with a multicolor striped pattern, perfect for a day at the beach or pool. It is easy to care for with machine washable instructions, making it a convenient and practical choice for parents. Made by the reputable brand Hanna Andersson, this swimsuit combines fun and functionality to keep kids looking and feeling great while in the water.