ariel birthday dress ODIZLI Kids Girls Little Mermaid Costume Princess Fancy Up Party Halloween Christmas Carnival Cosplay Dresses + Crown + Jewelry Fairy Tales Outfit Set Dark Green 7-8 Years bouncy bangs and large Vintage Y2K 00s Ombré romantic bridal Size Guide:16

ariel birthday dress ODIZLI Kids Girls Little Mermaid Costume Princess Fancy Up Party Halloween Christmas Carnival Cosplay Dresses + Crown + Jewelry Fairy Tales Outfit Set Dark Green 7-8 Years bouncy bangs and large Vintage Y2K 00s Ombré romantic bridal Size Guide:16

Vintage Y2K 00s Ombré Beaded Mesh Spaghetti Prom Dress Wedding Quince Gown | eBay

As long as there's enough material on the back of the dress to cover up the straps, a racerback or T-back style bra is the perfect fix

romantic bridal

Size Guide:16

There are several ways to get a dress to cost less but look similar

bouncy bangs and large waves on a breathable mesh cap.