Hundreds of tummy-control swimsuits are on sale at Amazon — these are the most flattering, and they're under $40

This slimming swimsuit has more than 18,000 five-star reviews from shoppers who praise its figure-flattering details and tummy-control capabilities. Optical trickery makes every single body look its best. With strategically placed sheer mesh stripes and a design that shows off shoulders and collarbones, it deserves a place in your swim rotation. 

We love the modern feel of this square-neck one-piece. The textured material gives it a slimming effect and a fashion-forward twist — win-win. 

This top-rated one-piece has over 25,000 five-star reviews. You'll get all the coverage you want, plus mesh paneling and careful gathering for a bit of sex appeal. It comes in 44 colors and patterns in regular and plus sizes.

Featuring a '90s-style square neckline and padded bust, this sleek suit comes in 24 colors and patterns, and more than 12,000 five-star reviews back it up. Shoppers love that the adjustable straps help them find a comfortable fit and say the ruched shaping panel creates a slimming effect. 

Made from a stretchy, ultra-comfortable material that will hug your curves in all the right places, this one-piece comes with adjustable straps. The ruching is slimming, and the suit has lightweight compression that helps create a smooth silhouette. 

While this sleek suit may look like a simple maillot from the front, the back has a cool criss-cross design that gives it an unexpected twist. The sporty one-piece comes in sizes up to 20 and 33 different styles. 

Speedo's swimsuits have been the gold standard for decades, so we were so excited to see this classic maillot at up to a 50% discount. There are 12 colors, so you may want to snag more than one — less vacation laundry is always a win.