Not every store will have every costume in every size, but generally the princess costumes are available at Walt Disney World from size Youth XXS (size 2/3) to Youth XL (size 14/16)
The Cate midi dress (true to size) is a personal favorite in my collection of casual dresses (see it on me in my black summer dress try on), but the Caylin, Leia v-neck, and Boden shirt dress are other best sellers
Whether youre attending a formal event, going out for a casual lunch, or spending time with family, there are plenty of modest dress options that suit the needs of women over 60
It isnt the dress your kid will remember but the experience
For fall weddings, darker teal, teal green, and jewel-tone teal are excellent choices