In other words, you dont need to wear something like this
Use the larger measurement, consult the Florsheim size chart, and leave a thumbs width, about 0.250.4 inches, for growth
Effortless Fashion Tips
SBust : 35.4 inchLength : 52.8 inchShoulder : 14.2 inchSleeve Length : 2.6 inchWaist Size : 26-39.4 inchMBust : 37 inchLength : 53.5 inchShoulder : 14.6 inchSleeve Length : 2.6 inchWaist Size : 27.6-40.9 inchLBust : 39.4 inchLength : 54.3 inchShoulder : 15.2 inchSleeve Length : 2.6 inchWaist Size : 29.9-43.3 inchXLBust : 41.7 inchLength : 55.1 inchShoulder : 15.7 inchSleeve Length : 2.6 inchWaist Size : 32.3-45.7 inchColor: Blue and WhiteStyle: BohoPattern Type: Floral,All Over PrintDetails: Ruffle,Wrap,ShirredType: A LineNeckline: V neckSleeve Length: Cap SleeveSleeve Type: Butterfly SleeveWaist Line: High WaistHem Shaped: FlounceLength: LongFit Type: Regular FitFabric: Non-StretchMaterial: Woven FabricComposition: 95% Polyester,5% ElastaneCare Instructions: Machine wash, do not dry cleanSheer: No

The Little Mermaid (TV series) The prequel series, which first debuted in 1992, takes place during an indeterminate time chronologically before the 1989 film and revolves around Ariel's adventures as a 15 to 16-year-old mermaid living under the sea