The Hanna Andersson Rash Guard Swim Set in Blue, size 12, features a waves pattern in a 2-piece design with an athletic swimsuit with matching rash guard . Made from nylon spandex material, this rash guard set is machine washable for easy care. The long sleeve rash guard provides extra coverage, making it perfect for water activities. With its high-quality brand and stylish design, this swim set is ideal for young girls looking for a comfortable and practical swimwear option.