Shapewear smoothing technology: Provides a smooth, contoured silhouette for enhanced confidence
Adjustable ties: Allows for a custom, personalized fit
Built-in UPF 50 sun protection: Shields skin from harmful UV rays
Breathable, chlorine-resistant fabric: Ensures comfort and durability in pools and sunbathers
Chlorine-resistant material: Maintains shape and color after repeated pool use
Summarized by Shop
The smoothing you know in the new swim styles you'll love—made for your next sun-soaked getaway. Our SPANXsmooth® Swim String Bikini Top utilizes shapewear technology and fabric innovation to provide barely-there smoothing that hugs your curves in all the right places. With adjustable ties for a custom-to-you fit and built-in UPF 50+ sun
Fabric
Synthetic
Pattern
Solid
Sleeve Length
Sleeveless
Sizes
XS, S, M, L, XL
Colors
Blue, Black
Target Gender
Female
Summarized by Shop
4.5
6 ratings
5
4
3
2
1
I normally wear a medium. I ordered XL for extra coverage. For reference i am 5’3” 145lbs, bust is 32G. Fabric is smooth and comfortable.
J
Jill · July 13, 2026
The cups do not cover much. I had to order a soze bigger just for more coverage.