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 V-necks for vacation glamour, 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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774 products
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Maliluha: Gimme Gimme Nero One Piece
Gimme Gimme Nero One Piece
Maliluha
Knotted front one piece
SKU: 140-020
$340.00 $170.00 -50%
Top Only Bottom Only
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Maliluha: Night Fever Horizon One Piece
Night Fever Horizon One Piece
Maliluha
Cross neck one piece
SKU: 140-012
$305.00 $152.50 -50%
Top Only Bottom Only
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Peixoto: Groot One Piece
Groot One Piece
Peixoto
Square neckline one piece
SKU: 605-794
$128.00 $64.00 -50%
Top Only Bottom Only
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Baobab: Nina One Piece
Nina One Piece
Baobab
Halter neck one piece
SKU: 120-067
$190.00 $95.00 -50%
Top Only Bottom Only
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Malai: Blooming Garden Mushy One Piece
Blooming Garden Mushy One Piece
Malai
Ruffled one piece
SKU: 600-1993
$164.00 $49.20 -70%
Top Only Bottom Only
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Oye Swimwear: Rita One Piece
Low Stock
Rita One Piece
Oye Swimwear
Thick straps one piece
SKU: 330-460
$350.00 $210.00 -40%
Top Only Bottom Only
Sale
Oye Swimwear: Rita One Piece
Low Stock
Rita One Piece
Oye Swimwear
Thick straps one piece
SKU: 330-461
$350.00 $210.00 -40%
Top Only Bottom Only
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Oye Swimwear: Lila One Piece
Lila One Piece
Oye Swimwear
Keyhole detailed one piece
SKU: 330-445
$350.00 $175.00 -50%
Top Only Bottom Only
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Oye Swimwear: Rhea W Gold Buttons One Piece
Rhea W Gold Buttons One Piece
Oye Swimwear
One shoulder one piece
SKU: 330-433
$350.00 $175.00 -50%
Top Only Bottom Only
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Oye Swimwear: Venus One Piece
Venus One Piece
Oye Swimwear
Sweetheart neckline one piece
SKU: 330-408
$350.00 $210.00 -40%
Top Only Bottom Only
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Oye Swimwear: Vera One Piece
Vera One Piece
Oye Swimwear
Green V-back one piece
SKU: 330-405
$350.00 $175.00 -50%
Top Only Bottom Only
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Palmacea: Rib Uma One Piece
Rib Uma One Piece
Palmacea
Ribbed U-shaped detailed one piece
SKU: 925-225
$157.00 $31.40 -80%
Top Only Bottom Only
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Encantadore: Goretti Arusi One Piece
Goretti Arusi One Piece
Encantadore
High neck trikini one piece
SKU: 760-494
$155.00 $62.00 -60%
Top Only Bottom Only
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Encantadore: Sasha Tea One Piece
Sasha Tea One Piece
Encantadore
Drape detailed one piece
SKU: 760-488
$160.00 $64.00 -60%
Top Only Bottom Only
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Aquamanile: Black Jasmine One Piece
Black Jasmine One Piece
Aquamanile
Chain detailed straps one piece
SKU: 920-044
$250.00 $125.00 -50%
Top Only Bottom Only
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Agua Bendita: Kasie One Piece
Kasie One Piece
Agua Bendita
Knotted one piece
SKU: 450-1936
$160.00 $32.00 -80%
Top Only Bottom Only
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Oye Swimwear: Zissou Daring One Piece
Zissou Daring One Piece
Oye Swimwear
Violet classic scoop neckline one piece
SKU: 330-284
$350.00 $210.00 -40%
Top Only Bottom Only
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Lily & Rose: Phuket One Piece Black
Phuket One Piece Black
LilyRose
Black low scoop neckline one piece
SKU: 695-201
$405.00 $202.50 -50%
Top Only Bottom Only
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Oye Swimwear: Lavinia One Piece
Lavinia One Piece
Oye Swimwear
Denim racer-back one piece
SKU: 330-383
$350.00 $210.00 -40%
Top Only Bottom Only
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Anais & Margaux: Monique One-Piece
Monique One-Piece
Anais Margaux
Black multi straps one-piece
SKU: 870-055
$229.00 $91.60 -60%
Top Only Bottom Only
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Oye Swimwear: Nyx
Nyx
Oye Swimwear
Symmetrical criss-cross high neck one-piece
SKU: 330-260
$350.00 $210.00 -40%
Top Only Bottom Only
Oye Swimwear: Lavinia One Piece
Lavinia One Piece
Oye Swimwear
Hot pink racer-back one piece
SKU: 330-381
$350.00
Top Only Bottom Only
Sale
Oye Swimwear: Venus One Piece
Venus One Piece
Oye Swimwear
Red sweetheart neckline one piece
SKU: 330-348
$350.00 $210.00 -40%
Top Only Bottom Only
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Oye Swimwear: Roman Plunge
Roman Plunge
Oye Swimwear
Halter plunged neckline one-piece
SKU: 330-258
$350.00 $210.00 -40%
Top Only Bottom Only
Sale
Oye Swimwear: Rhea with Gold Buttons
Low Stock
Rhea with Gold Buttons
Oye Swimwear
One-shoulder one-piece with button
SKU: 330-172
$350.00 $210.00 -40%
Top Only Bottom Only
Sale
Oye Swimwear: Alectrona
Alectrona
Oye Swimwear
Strapped shirred one-piece
SKU: 330-252
$350.00 $210.00 -40%
Top Only Bottom Only
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Oye Swimwear: Valentina
Low Stock
Valentina
Oye Swimwear
Plunged V-neckline one-piece
SKU: 330-177
$350.00 $210.00 -40%
Top Only Bottom Only
Sale
Oye Swimwear: Alectrona
Alectrona
Oye Swimwear
Strapped shirred one-piece
SKU: 330-248
$350.00 $210.00 -40%
Top Only Bottom Only
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Oye Swimwear: Zissou Daring
Zissou Daring
Oye Swimwear
Scoop neckline zipper side one-piece
SKU: 330-205
$350.00 $140.00 -60%
Top Only Bottom Only
Agua Bendita: Bloom One-Piece
Bloom One-Piece
Agua Bendita
One-shoulder one-piece
SKU: 450-3265
$180.00
Top Only Bottom Only
Sale
Oye Swimwear: Lea
Lea
Oye Swimwear
Zipper V neckline one-piece
SKU: 330-200
$350.00 $210.00 -40%
Top Only Bottom Only
Agua Bendita: Priscila One-Piece
Priscila One-Piece
Agua Bendita
Deep v-neckline one-piece
SKU: 450-3266
$220.00
Top Only Bottom Only
Sale
Vix: Lori One-Piece
Low Stock
Lori One-Piece
Vix
Front keyhole design one-piece
SKU: 305-3094
$248.00 $173.60 -30%
Top Only Bottom Only
Robin Piccone: Tierna Keyhole One-Piece
Best Seller
Tierna Keyhole One-Piece
Robin Piccone
Bohemian touch design one-piece
SKU: 720-810
$178.00
Top Only Bottom Only
Beach Riot: Lindy One-Piece
Lindy One-Piece
Beach Riot
Underwire one-piece
SKU: 275-1206
$178.00
Top Only Bottom Only
Seashell: Skyler One-Piece
Skyler One-Piece
Seashell
Balconette-inspired one-piece
SKU: 146-258
$230.00
Top Only Bottom Only
Seashell: Katerin One-Piece
Katerin One-Piece
Seashell
Balconette-style one-piece
SKU: 146-268
$230.00
Top Only Bottom Only
Agua Bendita: Posh One-Piece
Posh One-Piece
Agua Bendita
Square neckline one-piece
SKU: 450-3261
$210.00
Top Only Bottom Only
Maaji: Eos One-Piece
Eos One-Piece
Maaji
Sun-drenched one-piece
SKU: 190-3878
$187.00
Top Only Bottom Only
L Space: Holly One-Piece
Holly One-Piece
L Space
Elongated neckline one-piece
SKU: 130-4329
$174.00
Top Only Bottom Only
Kibys: Serina One-Piece
Serina One-Piece
Kibys
Square neckline one-piece
SKU: 134-235
$170.00
Top Only Bottom Only
Kibys: Nube One-Piece
Nube One-Piece
Kibys
Square neckline one-piece
SKU: 134-244
$148.00
Top Only Bottom Only
Kibys: Hannah One-Piece
Hannah One-Piece
Kibys
Asymmetrical design one-piece
SKU: 134-258
$148.00
Top Only Bottom Only
Kibys: Rocky One-Piece
Rocky One-Piece
Kibys
Strapless bandeau one-piece
SKU: 134-261
$148.00
Top Only Bottom Only
Kibys: Serina One-Piece
Serina One-Piece
Kibys
Effortless versatility one-piece
SKU: 134-299
$170.00
Top Only Bottom Only
Robin Piccone: Brigitte Bandeau One-Piece
Brigitte Bandeau One-Piece
Robin Piccone
Bandeau-style one-piece
SKU: 720-1045
$178.00
Top Only Bottom Only
Robin Piccone: Brigitte Underwire One-Piece
Brigitte Underwire One-Piece
Robin Piccone
Underwire gingham one-piece
SKU: 720-1046
$188.00
Top Only Bottom Only
Robin Piccone: Jacqui One-Piece
Jacqui One-Piece
Robin Piccone
Plunging neckline one-piece
SKU: 720-1050
$182.00
Top Only Bottom Only
Robin Piccone: Jacqui Bandeau One-Piece
Jacqui Bandeau One-Piece
Robin Piccone
Bandeau-style one-piece
SKU: 720-1051
$178.00
Top Only Bottom Only
Robin Piccone: Ava Knot One-Piece
Ava Knot One-Piece
Robin Piccone
Plunging v-neckline one-piece
SKU: 720-1054
$182.00
Top Only Bottom Only
Robin Piccone: Ava Underwire Mio With Front Tie One-Piece
Ava Underwire Mio With Front Tie One-Piece
Robin Piccone
Center tie one-piece
SKU: 720-1055
$178.00
Top Only Bottom Only
Robin Piccone: Amy High Neck One-Piece
Amy High Neck One-Piece
Robin Piccone
High neck one-piece
SKU: 720-1067
$182.00
Top Only Bottom Only
Robin Piccone: Amy High Neck One-Piece
Amy High Neck One-Piece
Robin Piccone
High neck one-piece
SKU: 720-1069
$182.00
Top Only Bottom Only
Robin Piccone: Brigitte Bandeau One-Piece
Brigitte Bandeau One-Piece
Robin Piccone
Chic bandeau one-piece
SKU: 720-1071
$178.00
Top Only Bottom Only
Robin Piccone: Brigitte Underwire One-Piece
Brigitte Underwire One-Piece
Robin Piccone
Plunging neckline one-piece
SKU: 720-1072
$188.00
Top Only Bottom Only
Beach Riot: Amber One-Piece
Amber One-Piece
Beach Riot
Strapless one-piece
SKU: 275-1462
$158.00
Top Only Bottom Only
Beach Bunny: Anchor One-Piece
Anchor One-Piece
Beach Bunny
Texturd fabric one-piece
SKU: 650-1587
$178.00
Top Only Bottom Only
Beach Bunny: Pamela One-Piece
Pamela One-Piece
Beach Bunny
Reversible one-piece
SKU: 650-1574
$175.00
Top Only Bottom Only
Maaji: Biella One-Piece
Biella One-Piece
Maaji
Backless one-piece
SKU: 190-3946
$220.00
Top Only Bottom Only
L Space: Kyslee One-Piece
Kyslee One-Piece
L Space
Cut-out detailed one-piece
SKU: 130-4146
$198.00
Top Only Bottom Only
L Space: Kyslee One Piece
Kyslee One Piece
L Space
Keyhole detailed one piece
SKU: 130-3213
$198.00
Top Only Bottom Only
Kibys: Elba One-Piece
Elba One-Piece
Kibys
Refined one-piece
SKU: 134-296
$148.00
Top Only Bottom Only
Vix: Edith One-Piece
Edith One-Piece
Vix
Luxurious one-piece
SKU: 305-3466
$298.00
Top Only Bottom Only
Vix: Mabel One-Piece
Mabel One-Piece
Vix
Daring one-piece
SKU: 305-3473
$298.00
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. Brands like Vitamin A and Robin Piccone use compression fabrics and structured construction for a sculpting, supportive fit. 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 Vitamin A, Robin Piccone, Agua Bendita, Beach Bunny, Devon Windsor, and Maaji — from minimal maillots to sculpted, statement styles.