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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614 products
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L Space: Nadia One-Piece
Nadia One-Piece
L Space
Scoop-front one-piece, low back and high leg
SKU: 130-4454
$176.00
Top Only Bottom Only
Sale
Beach Riot: Caia One-Piece
Caia One-Piece
Beach Riot
Hot pink one-piece swimsuit, red trim
SKU: 275-1240
$178.00 $89.00 -50%
Top Only Bottom Only
Paramidonna: Rene One-Piece
Rene One-Piece
Paramidonna
Neutral bandeau one-piece, sculptural cutouts, ring detail
SKU: 148-342
$251.00
Top Only Bottom Only
Marie Oliver: Cora One-Piece
Cora One-Piece
Marie Oliver
Printed one-piece swimsuit, tortoiseshell ring cutout detail
SKU: 181-061
$275.00
Top Only Bottom Only
Empress Brasil: Sloane Body One-Piece
Sloane Body One-Piece
Empress Brasil
Faux-suede one-piece swimsuit, acrylic hoop straps
SKU: 142-365
$197.50
Top Only Bottom Only
Empress Brasil: Elle Body One-Piece
Elle Body One-Piece
Empress Brasil
Beige off-shoulder one-piece, gold-detail side cutouts
SKU: 142-364
$260.00
Top Only Bottom Only
Beach Riot: Reese One-Piece
Reese One-Piece
Beach Riot
White eyelet one-piece swimsuit, plunging V-neckline
SKU: 275-942
$168.00
Top Only Bottom Only
PQ Swim: Lettuce Edge Strapless Ring One-Piece
Lettuce Edge Strapless Ring One-Piece
PQ Swim
Strapless one-piece, ripple trim and ring accents
SKU: 550-2848
$172.00
Top Only Bottom Only
Sale
Maaji: Briella One-Piece
Briella One-Piece
Maaji
Mixed floral-print one-piece swimsuit, spaghetti straps
SKU: 190-3750
$178.00 $106.80 -40%
Top Only Bottom Only
Marie Oliver: Attina One-Piece
Attina One-Piece
Marie Oliver
Floral-print one-piece swimsuit, full coverage, optional belt
SKU: 181-064
$295.00
Top Only Bottom Only
Empress Brasil: Donna Body One-Piece
Donna Body One-Piece
Empress Brasil
Paisley one-piece swimsuit, gold choker, front cutout
SKU: 142-377
$190.00
Top Only Bottom Only
Sale
Maaji: Cardi One-Piece
Cardi One-Piece
Maaji
Reversible long-sleeve surf one-piece, half-zip front
SKU: 190-3682
$187.00 $93.50 -50%
Top Only Bottom Only
PQ Swim: Isabel One-Piece
Isabel One-Piece
PQ Swim
Olive green halter one-piece, ruched midsection
SKU: 550-2783
$172.00
Top Only Bottom Only
Beach Riot: Hayes One-Piece
Hayes One-Piece
Beach Riot
Paisley-panel one-piece swimsuit, sweetheart neckline
SKU: 275-1521
$188.00
Top Only Bottom Only
Luli Fama: Strappy Cut Out One-Piece
Strappy Cut Out One-Piece
Luli Fama
Scoop-neck one-piece swimsuit, strappy side cut-outs
SKU: 135-3425
$244.00
Top Only Bottom Only
Luli Fama: Cut Out One-Piece
Cut Out One-Piece
Luli Fama
Cut-out one-piece swimsuit in electric blue, gold hardware
SKU: 135-3414
$234.00
Top Only Bottom Only
PQ Swim: Faye One-Piece
Faye One-Piece
PQ Swim
Mint one-piece, cutout bodice and gold hardware
SKU: 550-2891
$174.00
Top Only Bottom Only
PQ Swim: Embroidered Lettuce Edge Penelope One-Piece
Embroidered Lettuce Edge Penelope One-Piece
PQ Swim
Aqua floral one-piece, plunging lettuce-edge neckline
SKU: 550-2887
$176.00
Top Only Bottom Only
Sale
Beach Riot: Athena One-Piece
Low Stock
Athena One-Piece
Beach Riot
One-shoulder terry one-piece swimsuit, strawberry pink
SKU: 275-979
$148.00 $74.00 -50%
Top Only Bottom Only
Empress Brasil: Donna Body One-Piece
Donna Body One-Piece
Empress Brasil
Bronze halter one-piece, rope-tie neckline, scrunched waist
SKU: 142-359
$190.00
Top Only Bottom Only
Devon Windsor: Amii Full-Piece
Amii Full-Piece
Devon Windsor
Strapless ruched one-piece, beaded cutout detail
SKU: 515-210
$185.00
Top Only Bottom Only
Sale
Vix: Sade Bandeau One-Piece
Sade Bandeau One-Piece
Vix
White bandeau one-piece, gold-hardware cutout
SKU: 305-3408
$248.00 $198.40 -20%
Top Only Bottom Only
Luli Fama: Deep V One-Piece
Deep V One-Piece
Luli Fama
High-leg one-piece swimsuit, black and gold textured front
SKU: 135-3378
$184.00
Top Only Bottom Only
Oye Swimwear: Valeria One-Piece
Valeria One-Piece
Oye Swimwear
One-piece swimsuit, V-metal accent, high-leg cut
SKU: 330-646
$395.00
Top Only Bottom Only
Sale
Oye Swimwear: Bix One-Piece
Bix One-Piece
Oye Swimwear
One-piece swimsuit, wide straps, sheer mesh paneling
SKU: 330-637
$375.00 $225.00 -40%
Top Only Bottom Only
Oye Swimwear: Aria With Tulle One-Piece
Aria With Tulle One-Piece
Oye Swimwear
Black one-piece swimsuit, sheer tulle, horizontal cutouts
SKU: 330-629
$375.00
Top Only Bottom Only
Marie Oliver: Marissa One-Piece
Marissa One-Piece
Marie Oliver
Blue one-shoulder swimsuit, trapunto ruffle detail
SKU: 181-039
$265.00
Top Only Bottom Only
Beach Bunny: Pamela One-Piece
Pamela One-Piece
Beach Bunny
Reversible floral-and-leopard print one-piece swimsuit
SKU: 650-1574
$175.00
Top Only Bottom Only
Sale
PQ Swim: Margaux One-Piece
Margaux One-Piece
PQ Swim
Tropical-floral one-piece, crisscross cutout front
SKU: 550-2874
$174.00 $104.40 -40%
Top Only Bottom Only
PQ Swim: Eloise One-Piece
Eloise One-Piece
PQ Swim
Shimmering chevron one-piece, low-cut back
SKU: 550-2861
$174.00
Top Only Bottom Only
Sale
Luli Fama: Asymmetrical Cut-Out Ring Bodysuit
Asymmetrical Cut-Out Ring Bodysuit
Luli Fama
Asymmetrical cut-out one-piece swimsuit, snakeskin print
SKU: 135-3364
$194.00 $116.40 -40%
Top Only Bottom Only
Armantia: Yanet One-Piece
Yanet One-Piece
Armantia
Cut-out one-piece swimsuit, tulle insert, high-leg cut
SKU: 144-073
$295.00
Top Only Bottom Only
Acqua De Luxe: Aphrodite One-Piece
Aphrodite One-Piece
Acqua de Luxe
Coffee ruched one-piece, halter neckline
SKU: 525-040
$235.00
Top Only Bottom Only
Oye Swimwear: Roman Plunge One-Piece
Roman Plunge One-Piece
Oye Swimwear
Beige halter one-piece swimsuit, crisscross waist, open back
SKU: 330-622
$375.00
Top Only Bottom Only
Oye Swimwear: Lea One-Piece
Lea One-Piece
Oye Swimwear
Beige one-piece swimsuit, zip-front deep-V neckline
SKU: 330-617
$395.00
Top Only Bottom Only
Marie Oliver: Alana One-Piece
Alana One-Piece
Marie Oliver
Brown one-piece swimsuit, side ruching detail
SKU: 181-037
$225.00
Top Only Bottom Only
Devon Windsor: Sallie Full-Piece
Low Stock
Sallie Full-Piece
Devon Windsor
White plunge one-piece, hand-sewn floral detail
SKU: 515-180
$220.00
Top Only Bottom Only
Change of Scenery: Chloe One-Piece
Chloe One-Piece
Change of Scenery
Tank-style one-piece swimsuit, double tortoise-ring straps
SKU: 168-129
$198.00
Top Only Bottom Only
Armantia: Yasmin One-Piece
Yasmin One-Piece
Armantia
One-piece swimsuit, banana-fiber bust panel, tie-back
SKU: 144-060
$306.00
Top Only Bottom Only
Luli Fama: Strappy Sides Bodysuit
Strappy Sides Bodysuit
Luli Fama
Floral-metallic one-piece swimsuit, strappy side cut-outs
SKU: 135-3397
$234.00
Top Only Bottom Only
Agua Bendita: Petra One-Piece
Petra One-Piece
Agua Bendita
Lingerie-inspired one-piece, floral print, cream
SKU: 450-3167
$230.00
Top Only Bottom Only
Aguaclara: Rose-172 One-Piece
Rose-172 One-Piece
Aguaclara
Printed one-piece swimsuit, elastic support band
SKU: 115-605
$229.00
Top Only Bottom Only
Aguaclara: Rouge-196 One-Piece
Rouge-196 One-Piece
Aguaclara
Printed swimsuit, plexiglass buckle belt
SKU: 115-599
$256.00
Top Only Bottom Only
Aguaclara: Rouge-197 One-Piece
Rouge-197 One-Piece
Aguaclara
Printed one-piece swimsuit, plexiglass buckle belt
SKU: 115-598
$256.00
Top Only Bottom Only
PQ Swim: Lettuce Edge Strapless Ring One-Piece
Lettuce Edge Strapless Ring One-Piece
PQ Swim
Sky-blue floral one-piece, gold-ring cutouts
SKU: 550-2759
$172.00
Top Only Bottom Only
Acqua de Luxe: Aphrodite One-Piece
Aphrodite One-Piece
Acqua de Luxe
Macrame one-piece swimsuit, convertible halter neck
SKU: 525-004
$235.00
Top Only Bottom Only
Marie Oliver: Attina One-Piece
Attina One-Piece
Marie Oliver
Animal-stripe one-piece swimsuit, full coverage, optional belt
SKU: 181-036
$265.00
Top Only Bottom Only
Change of Scenery: Gabrielle One-Piece
Gabrielle One-Piece
Change of Scenery
Halter one-piece swimsuit, tortoise-ring front, scoop back
SKU: 168-135
$198.00
Top Only Bottom Only
Change of Scenery: Chloe One-Piece
Chloe One-Piece
Change of Scenery
Tank-style one-piece swimsuit, double tortoise-ring straps
SKU: 168-134
$218.00
Top Only Bottom Only
Armantia: Dayana One-Piece
Dayana One-Piece
Armantia
One-shoulder one-piece swimsuit, ivory-and-brown, banana-fiber accents
SKU: 144-065
$295.00
Top Only Bottom Only
PQ Swim: Margot One-Piece
Margot One-Piece
PQ Swim
Zigzag-print one-piece, crisscross back straps
SKU: 550-2744
$174.00
Top Only Bottom Only
Sale
Vix: Stacy One-Piece
Stacy One-Piece
Vix
Black one-piece, plunge neckline, cross-back straps
SKU: 305-3202
$248.00 $148.80 -40%
Top Only Bottom Only
Beach Riot: Tropez One-Piece
Tropez One-Piece
Beach Riot
Black ribbed one-piece swimsuit, plunge V-wire front
SKU: 275-908
$178.00
Top Only Bottom Only
Beach Riot: Stassia One-Piece
Stassia One-Piece
Beach Riot
Black ribbed one-piece swimsuit, tie-back closure
SKU: 275-905
$168.00
Top Only Bottom Only
Luli Fama: Halter Ring One-Piece
Halter Ring One-Piece
Luli Fama
Floral-print halter swimsuit, cascading gold ring front
SKU: 135-3326
$234.00
Top Only Bottom Only
Marie Oliver: Attina One-Piece
Attina One-Piece
Marie Oliver
Floral-print one-piece swimsuit, full coverage, optional belt
SKU: 181-055
$295.00
Top Only Bottom Only
PQ Swim: Strapless One-Piece
Strapless One-Piece
PQ Swim
Striped strapless one-piece swimsuit
SKU: 550-2844
$172.00
Top Only Bottom Only
PQ Swim: Margot One-Piece
Margot One-Piece
PQ Swim
Chevron-print one-piece, plunging neckline
SKU: 550-2827
$174.00
Top Only Bottom Only
Sale
Change of Scenery: Kara One-Piece
Kara One-Piece
Change of Scenery
One-shoulder one-piece swimsuit, asymmetric draped neckline
SKU: 168-150
$168.00 $134.40 -20%
Top Only Bottom Only
Seashell: Sidney Balconette One-Piece
Sidney Balconette One-Piece
Seashell
Pavone balconette one-piece swimsuit, hand-embroidered seashell detail
SKU: 146-234
$275.00
Top Only Bottom Only
Sale
Luli Fama: Square Neck Laced Up One-Piece
Square Neck Laced Up One-Piece
Luli Fama
Lace-up one-piece in blue shimmer, O-ring accents
SKU: 135-2936
$188.00 $112.80 -40%
Top Only Bottom Only
Acqua de Luxe: Aphrodite One-Piece
Aphrodite One-Piece
Acqua de Luxe
Macrame one-piece swimsuit, convertible halter neck
SKU: 525-005
$235.00
Top Only Bottom Only
Seashell: Katerin Balconette One-Piece Swimsuit
Katerin Balconette One-Piece Swimsuit
Seashell
Latte balconette one-piece swimsuit, removable straps, hand-embroidered seashells
SKU: 146-246
$275.00
Top Only Bottom Only
Armantia: Alexandra One Piece
Alexandra One Piece
Armantia
One-shoulder cut-out one-piece swimsuit, tagua-fiber strap detail
SKU: 144-034
$295.00
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.