The cheap ones on Amazon are good enough.

Yes, the $25 ones work just as well as the $80 ones.

Tummy control is mostly about fabric and cut. Most high-waisted bottoms use the same nylon-spandex blend and a ruched front or double-layer panel. The expensive brands (Skims, Spanx) might feel slightly nicer, but the difference is tiny once you’re in the water.

Comfort comes from the waistband. Look for a wide, soft elastic band that doesn’t dig in. The cheap Amazon ones with good reviews usually get this right. If you want to try before you buy, Target’s Shade & Shore line is a solid alternative.

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