Browse Our Top Plus Size One Piece Swimsuit
Finding a flattering one-piece that actually supports curves can feel like treasure hunting. I sorted through Amazon’s highest-praised styles—each holds at least a 4.3-star rating with 200+ reviews—and pulled together ten suits that make plus-size shoppers feel confident, covered, and ready for the pool. Check out the quick snapshots below, see how each piece measures up to the features we care about, then grab the one that speaks to you.
Yonique Plus Size Tummy Control Ruched One-Piece
Reviewers love how the wide straps and built-in bra stay supportive through cannonballs, while the ruched front quietly smooths the midsection. Sizes run to 4X, and the high back keeps everything comfortably in place.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Holipick Zip-Front Plus Size One-Piece
The easy-on front zipper earns cheers from shoppers with limited shoulder mobility, and the firm power mesh gives gentle shaping without squeeze-marks. It reaches 5X and dries fast after saltwater dips.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✗Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✓Front zipper / wrap detail
- ✓Sizes up to 5X
Aqua Eve Retro Ruched One-Piece
Vintage vibe, modern support. The sweetheart neckline, ruched torso, and adjustable straps earn rave reviews for comfort across cup sizes. Chlorine-proof fabric stands up to weeks of spa sessions.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Swimsuits For All Chlorine-Resistant One-Piece
Lap swimmers swear by the sturdy Endurance fabric that shrugs off pool chemicals. Adjustable straps, power mesh, and sizes through 26W keep curves comfortably supported without color fade.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✗Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✗Front zipper / wrap detail
- ✓Sizes up to 5X
CUPSHE V-Neck Plus Size One-Piece
The plunging V reliably flatters without feeling risky thanks to a hidden shelf bra and sturdy straps. Soft ruching masks the tummy, while quick-dry fabric stands up to salt and sunscreen.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✗Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Tempt Me High-Neck Mesh One-Piece
The sporty mesh panel gives ventilation without sacrificing bust security. A hidden tummy panel smooths, and reviewers praise the hook-back neckline for letting them adjust the lift.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✗Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Hilor Twist-Front Plus Size Swimsuit
The twist-knot neckline lifts the bust, while an inner control lining firms the midriff. It’s chlorine friendly and stays opaque even when wet—something reviewers mention often.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✗Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Upopby Vintage Pin-Up One-Piece
Pin-up style meets pool practicality. Retro ruching disguises the tummy and the thicker straps spread pressure on larger busts. Shoppers note the suit stays opaque after seasons of wear.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✗Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✓Flattering ruching
- ✓Full bottom coverage
- ✓Power mesh lining
- ✗Front zipper / wrap detail
- ✗Sizes up to 5X
Swim 365 Princess-Seam Swim Dress
If extra hip coverage feels comforting, this swim dress answers. Princess seams streamline the torso, and straps adjust for a custom lift. It reaches 5X, though there’s no power mesh built in.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✓Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✗Flattering ruching
- ✓Full bottom coverage
- ✗Power mesh lining
- ✗Front zipper / wrap detail
- ✓Sizes up to 5X
Joyspels Zip-Front Rash Guard One-Piece
For surf days, the zip-front rash guard keeps shoulders and chest covered while a smoothing panel holds the waist. It’s quick to dry, offers UPF sun protection, and goes up to 5X.
- ✓Supportive bra & wide straps
- ✓Tummy-control panel
- ✓High-back design
- ✗Adjustable shoulder straps
- ✓Chlorine-resistant, quick-dry fabric
- ✗Flattering ruching
- ✓Full bottom coverage
- ✗Power mesh lining
- ✓Front zipper / wrap detail
- ✓Sizes up to 5X
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