One-Pieces

All Swimwear Bikinis One-Pieces Kids Men

The designer one-piece is having a moment — and Swimwear World stocks the best of them. Sculpting maillots, plunging necklines, cutouts, surplice fronts, racerbacks, and classic scoop-necks from the brands defining contemporary swimwear.

Shop by silhouette

Plunge one-pieces for vacation glamour, one-shoulder swimsuits for sculptural lines, square-necks for clean modern lines, surplice and wrap fronts for figure flattery, cutouts and monokinis for statement looks, and classic scoop-back maillots for everyday wear.

Shop by fit

Sculpting compression-fabric one-pieces from Vitamin A and Robin Piccone, embellished and hand-finished pieces from Agua Bendita and Beach Bunny, and runway-inspired silhouettes from Devon Windsor.

Layer it up

A great one-piece doubles as a bodysuit under shorts or a skirt — shop our cover-ups and resort dresses to complete the look. Free US & Canada shipping.

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563 products
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Seashell: Sidney Balconette One-Piece
Sidney Balconette One-Piece
Seashell
SKU: 146-236
$275.00
Top Only Bottom Only
Change of Scenery: Jori One-Piece
Jori One-Piece
Change of Scenery
SKU: 168-187
$188.00
Top Only Bottom Only
Sale
Maliluha: Coquillages One-Piece
Coquillages One-Piece
Maliluha
SKU: 140-149
$319.00 $191.40 -40%
Top Only Bottom Only
Seashell: Sidney Balconette One-Piece
Sidney Balconette One-Piece
Seashell
SKU: 146-239
$275.00
Top Only Bottom Only
Oye Swimwear: Elvira Daring One-Piece
Elvira Daring One-Piece
Oye Swimwear
SKU: 330-619
$395.00
Top Only Bottom Only
Oye Swimwear: Lea One-Piece
Lea One-Piece
Oye Swimwear
SKU: 330-615
$395.00
Top Only Bottom Only
Sale
Malai: Danza One-Piece
Danza One-Piece
Malai
SKU: 600-3008
$171.00 $102.60 -40%
Top Only Bottom Only
LilyRose: Capri One-Piece
Capri One-Piece
LilyRose
SKU: 695-410
$310.00
Top Only Bottom Only
Luli Fama: Ruched Front One-Piece
Ruched Front One-Piece
Luli Fama
SKU: 135-3455
$200.00
Top Only Bottom Only
Empress Brasil: Sahara Body One-Piece
Sahara Body One-Piece
Empress Brasil
SKU: 142-350
$210.00
Top Only Bottom Only
Luli Fama: Braided One-Piece
Braided One-Piece
Luli Fama
SKU: 135-3429
$222.00
Top Only Bottom Only
Kibys: Serina One-Piece
Serina One-Piece
Kibys
SKU: 134-235
$170.00
Top Only Bottom Only
LilyRose: Ariel One-Piece
Best Seller
Ariel One-Piece
LilyRose
SKU: 695-473
$400.00
Top Only Bottom Only
Empress Brasil: Tulle Body One-Piece
Tulle Body One-Piece
Empress Brasil
SKU: 142-381
$190.00
Top Only Bottom Only
Oye Swimwear: Bix One-Piece
Bix One-Piece
Oye Swimwear
SKU: 330-636
$375.00
Top Only Bottom Only
Sale
Change of Scenery: Ella One-Piece
Ella One-Piece
Change of Scenery
SKU: 168-125
$178.00 $106.80 -40%
Top Only Bottom Only
Agua Bendita: Kali One-Piece
Kali One-Piece
Agua Bendita
SKU: 450-3246
$210.00
Top Only Bottom Only
Agua Bendita: Fernanda One-Piece
Fernanda One-Piece
Agua Bendita
SKU: 450-3185
$200.00
Top Only Bottom Only
Maliluha: Elyra One-Piece
Elyra One-Piece
Maliluha
SKU: 140-202
$270.00
Top Only Bottom Only
Kibys: Serina One-Piece
Serina One-Piece
Kibys
SKU: 134-299
$170.00
Top Only Bottom Only
Change of Scenery: Gabrielle One-Piece
Gabrielle One-Piece
Change of Scenery
SKU: 168-192
$178.00
Top Only Bottom Only
Kibys: Rocky One-Piece
Rocky One-Piece
Kibys
SKU: 134-261
$148.00
Top Only Bottom Only
Sale
Malai: Concha One-Piece
Concha One-Piece
Malai
SKU: 600-2922
$176.00 $105.60 -40%
Top Only Bottom Only
Sale
Armantia: Celeste One-Piece
Celeste One-Piece
Armantia
SKU: 144-068
$295.00 $177.00 -40%
Top Only Bottom Only
Sale
Armantia: Veronica One-Piece
Best Seller
Veronica One-Piece
Armantia
SKU: 144-067
$295.00 $177.00 -40%
Top Only Bottom Only
Beach Riot: Tropez One-Piece
Tropez One-Piece
Beach Riot
SKU: 275-906
$178.00
Top Only Bottom Only
Luli Fama: Square Neck One-Piece
Square Neck One-Piece
Luli Fama
SKU: 135-3497
$224.00
Top Only Bottom Only
Marie Oliver: Finn One-Piece
Finn One-Piece
Marie Oliver
SKU: 181-065
$250.00
Top Only Bottom Only
Empress Brasil: Sahara Body One-Piece
Sahara Body One-Piece
Empress Brasil
SKU: 142-331
$210.00
Top Only Bottom Only
Luli Fama: Deep V One-Piece
Deep V One-Piece
Luli Fama
SKU: 135-3490
$194.00
Top Only Bottom Only
Marie Oliver: Marissa One-Piece
Marissa One-Piece
Marie Oliver
SKU: 181-077
$285.00
Top Only Bottom Only
Marie Oliver: Martika One-Piece
Martika One-Piece
Marie Oliver
SKU: 181-066
$295.00
Top Only Bottom Only
Sale
Malai: Tag One-Piece
Tag One-Piece
Malai
SKU: 600-2886
$171.00 $102.60 -40%
Top Only Bottom Only
Paramidonna: Scarlett One-Piece
Scarlett One-Piece
Paramidonna
SKU: 148-339
$251.00
Top Only Bottom Only
Empress Brasil: Tulle Body One-Piece
Tulle Body One-Piece
Empress Brasil
SKU: 142-371
$190.00
Top Only Bottom Only
Luli Fama: Braided One-Piece
Braided One-Piece
Luli Fama
SKU: 135-3444
$222.00
Top Only Bottom Only
Luli Fama: Ruched Deep V One-Piece
Ruched Deep V One-Piece
Luli Fama
SKU: 135-3440
$224.00
Top Only Bottom Only
Sale
Change of Scenery: Anabel One-Piece
Anabel One-Piece
Change of Scenery
SKU: 168-147
$198.00 $158.40 -20%
Top Only Bottom Only
L Space: Nadia One-Piece
Nadia One-Piece
L Space
SKU: 130-4454
$176.00
Top Only Bottom Only
Sale
Beach Riot: Caia One-Piece
Caia One-Piece
Beach Riot
SKU: 275-1240
$178.00 $89.00 -50%
Top Only Bottom Only
Paramidonna: Rene One-Piece
Rene One-Piece
Paramidonna
SKU: 148-342
$251.00
Top Only Bottom Only
Marie Oliver: Cora One-Piece
Cora One-Piece
Marie Oliver
SKU: 181-061
$275.00
Top Only Bottom Only
Empress Brasil: Sloane Body One-Piece
Sloane Body One-Piece
Empress Brasil
SKU: 142-365
$197.50
Top Only Bottom Only
Empress Brasil: Elle Body One-Piece
Elle Body One-Piece
Empress Brasil
SKU: 142-364
$260.00
Top Only Bottom Only
Beach Riot: Reese One-Piece
Reese One-Piece
Beach Riot
SKU: 275-942
$168.00
Top Only Bottom Only
Sale
Maaji: Briella One-Piece
Briella One-Piece
Maaji
SKU: 190-3750
$178.00 $106.80 -40%
Top Only Bottom Only
Marie Oliver: Attina One-Piece
Attina One-Piece
Marie Oliver
SKU: 181-064
$295.00
Top Only Bottom Only
Empress Brasil: Donna Body One-Piece
Donna Body One-Piece
Empress Brasil
SKU: 142-377
$190.00
Top Only Bottom Only
Sale
Maaji: Cardi One-Piece
Cardi One-Piece
Maaji
SKU: 190-3682
$187.00 $93.50 -50%
Top Only Bottom Only
Beach Riot: Hayes One-Piece
Hayes One-Piece
Beach Riot
SKU: 275-1521
$188.00
Top Only Bottom Only
Luli Fama: Cut Out One-Piece
Cut Out One-Piece
Luli Fama
SKU: 135-3414
$234.00
Top Only Bottom Only
Sale
Beach Riot: Athena One-Piece
Low Stock
Athena One-Piece
Beach Riot
SKU: 275-979
$148.00 $74.00 -50%
Top Only Bottom Only
Empress Brasil: Donna Body One-Piece
Donna Body One-Piece
Empress Brasil
SKU: 142-359
$190.00
Top Only Bottom Only
Devon Windsor: Amii Full-Piece
Amii Full-Piece
Devon Windsor
SKU: 515-210
$185.00
Top Only Bottom Only
Vix: Sade Bandeau One-Piece
Sade Bandeau One-Piece
Vix
SKU: 305-3408
$248.00
Top Only Bottom Only
Luli Fama: Deep V One-Piece
Deep V One-Piece
Luli Fama
SKU: 135-3378
$184.00
Top Only Bottom Only
Oye Swimwear: Valeria One-Piece
Valeria One-Piece
Oye Swimwear
SKU: 330-646
$395.00
Top Only Bottom Only
Oye Swimwear: Bix One-Piece
Bix One-Piece
Oye Swimwear
SKU: 330-637
$375.00
Top Only Bottom Only
Oye Swimwear: Aria With Tulle One-Piece
Aria With Tulle One-Piece
Oye Swimwear
SKU: 330-629
$375.00
Top Only Bottom Only
Marie Oliver: Marissa One-Piece
Marissa One-Piece
Marie Oliver
SKU: 181-039
$265.00
Top Only Bottom Only
Beach Bunny: Pamela One-Piece
Pamela One-Piece
Beach Bunny
SKU: 650-1574
$175.00
Top Only Bottom Only
Sale
PQ Swim: Margaux One-Piece
Margaux One-Piece
PQ Swim
SKU: 550-2874
$174.00 $104.40 -40%
Top Only Bottom Only
Sale
Luli Fama: Asymmetrical Cut-Out Ring Bodysuit
Asymmetrical Cut-Out Ring Bodysuit
Luli Fama
SKU: 135-3364
$194.00 $116.40 -40%
Top Only Bottom Only
Acqua De Luxe: Aphrodite One-Piece
Aphrodite One-Piece
Acqua de Luxe
SKU: 525-040
$235.00
Top Only Bottom Only

One-Pieces — Frequently Asked Questions

Very. One-pieces offer smoothing, support, and versatility. Plunge necklines elongate, square necks give clean modern lines, surplice and wrap fronts flatter the midsection, and cutouts add a statement without sacrificing coverage.

Many do. Robin Piccone uses compression fabrics and structured construction for a sculpting, supportive fit, and Beach Riot offers padded one-piece styles. Cup and support details are listed on each product page.

Yes — a great one-piece doubles as a bodysuit under shorts, skirts, or trousers, making it one of the most versatile pieces in a vacation wardrobe.

We carry designer one-pieces from labels including Beach Riot, Robin Piccone, Agua Bendita, Beach Bunny, Devon Windsor, and Maaji — from minimal maillots to sculpted, statement styles.