Hello Gorgeous!!

If you have questions about your size please e mail us at

before ordering.

Our sizing advice is a guideline only


 Muscle Swim suits are available XS | S | M | L | XL


S: USA (0-4)  Bust/Cup Size  32ABC-34ABC

M:USA (4-6) Bust/Cup Size  34D 34DD-36A

L: USA (6-8)  Bust/Cup Size 36BC

XL: USA  (8-10) Bust/Cup Size 36D+

( please send us a picture to DM at muscle.swim if in doubt and we will help you with the correct size and customize your top if needed)


S: USA  (0-4) 

M: USA (4-6)

L: USA (6-8)

XL: USA (8-10)

Our bottoms have a good stretch and are designed for NO muffin top! Amanda and Alejandra bottoms feature tie on side strings so they are very flexible! in sizing, if you like sexy and in doubt go a size down! if you like more coverage go a size UP


Remember you can use sellers notes to tell us how you want them! Also you can send your picture to Direct Message at @muscle.swim or via e mail at

We will make them PERFECT!