SOLD Speedo Training Swimsuit One Piece

I didn’t understand the Speedo Sizing Chart when I bought this for my new swimmer a few months ago and now I can’t return it. Fits like a girls size 8. My swimmer is an adult size small - I was way off. Product Details SKU: 7719946 | Product Code: 8185174 Model Info Share Train to win in the Speedo Women's Pro LT Higher Level Fly Back One Piece Swimsuit. Features One piece swimsuit. Abstract print. Long lasting fabric. Four way stretch. Chlorine resistant. Front liner. Fixed straps. Competitive fit. Moderate bottom coverage. Details Fabric: Pro LT 85% Polyester, 15% Spandex. Care: Hand wash, cold. Line dry. Closure: Pull on Chlorine Resistant: Yes Back Style: V-back, keyhole Fit: Competitive Adjustable: No Bottom Coverage: Moderate Country of Origin: Imported