Fun Memories Swim TopFit Feel Stretch: True to Size Spandex Very Stretchy Removable Padding. Material: 82% Polyester & 18% Spandex Alanna 57 Bust 38 Under Bust 31 Waist 27. 5 Size Small She would wear this in size Small. Maylin 54 Bust 43. 5 Under Bust 40 Waist 39 Size Large She would wear this in size Large. Standard Top Size Guide: XS 00 2 S 2 6 M 8 10 L 12 14 XL 16 18 1XL 16 18 2XL 20 22 3XL 22 24.