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.

Filter
774 products
View All D+ Cup Triangle Bandeau Bralette Halter High Neck High-Waist High-Leg Pushup Underwire

Devon Windsor: Bettina Full Piece
Bettina Full Piece
Devon Windsor
Front button detail one piece
SKU: 515-133
$185.00
Top Only Bottom Only
Sale
::SALE
BF
Malai: Twix Long Sleeve One Piece
Twix Long Sleeve One Piece
Malai
Long sleeve one piece
SKU: 600-2502
$180.00 $72.00 -60%
Top Only Bottom Only
Sale
::SALE
BF
Revel Rey: Dean One Piece
Dean One Piece
Revel Rey
Belted one piece
SKU: 485-136
$240.00 $96.00 -60%
Top Only Bottom Only
Robin Piccone: Babe Bandeau One Piece
Babe Bandeau One Piece
Robin Piccone
U-neck detail one piece
SKU: 720-642
$178.00
Top Only Bottom Only
Maliluha: Luna One Piece
Luna One Piece
Maliluha
Plunging neckline one piece
SKU: 140-113
$259.00
Top Only Bottom Only
Maliluha: Luna One Piece
Luna One Piece
Maliluha
Plunging neckline one piece
SKU: 140-111
$259.00
Top Only Bottom Only
Sale
Maliluha: Frey One Piece
Frey One Piece
Maliluha
Black bandeau one piece
SKU: 140-108
$259.00 $129.50 -50%
Top Only Bottom Only
Sale
Cin Cin: Spectacle Swimsuit
Low Stock
Spectacle Swimsuit
Cin Cin
One shoulder one piece
SKU: 153-023
$185.00 $111.00 -40%
Top Only Bottom Only
Sale
Baobab: Mia One Piece
Mia One Piece
Baobab
Twist front one piece
SKU: 120-437
$200.00 $100.00 -50%
Top Only Bottom Only
Sale
PQ Swim: Beaded Brynn One Piece
Beaded Brynn One Piece
PQ Swim
Spaghetti strap one piece
SKU: 550-2313
$174.00 $87.00 -50%
Top Only Bottom Only
Sale
PQ Swim: Strapless One Piece
Strapless One Piece
PQ Swim
Floral strapless one piece
SKU: 550-2300
$164.00 $82.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Empress Brasil: Capitan Bodysuit
Capitan Bodysuit
Empress Brasil
Asymmetrical one piece
SKU: 142-213
$228.00 $91.20 -60%
Top Only Bottom Only
Sale
Empress Brasil: Tule Bouche Bodysuit
Tule Bouche Bodysuit
Empress Brasil
Chic statement one piece
SKU: 142-155
$238.00 $119.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
LilyRose: Overdone One Piece
Overdone One Piece
LilyRose
Metallic keyhole detailed swimsuit
SKU: 695-321
$440.00 $132.00 -70%
Top Only Bottom Only
Sale
L Space: Raquel One Piece
Low Stock
Raquel One Piece
L Space
Double strap one piece
SKU: 130-3608
$169.00 $135.20 -20%
Top Only Bottom Only
Sale
Montce: Ky One-Piece
Low Stock
Ky One-Piece
Montce
Ring detailed one piece
SKU: 395-384
$198.00 $158.40 -20%
Top Only Bottom Only
Sale
Vix: Brooke Li One Piece
Low Stock
Brooke Li One Piece
Vix
Resin accents one piece
SKU: 305-2422
$348.00 $278.40 -20%
Top Only Bottom Only
Sale
Vix: Mandy Detail One Piece
Low Stock
Mandy Detail One Piece
Vix
Fully lined one piece
SKU: 305-2412
$328.00 $262.40 -20%
Top Only Bottom Only
Seashell: Angelina One Piece
Angelina One Piece
Seashell
High cut one piece
SKU: 146-101
$290.00
Top Only Bottom Only
Sale
Isabel Beachwear: Rebelle One Piece
Rebelle One Piece
Isabel Beachwear
Black with pleated tulle
SKU: 158-028
$276.00 $234.60 -15%
Top Only Bottom Only
Sale
Isabel Beachwear: Amalfi Luxe One Piece
Amalfi Luxe One Piece
Isabel Beachwear
Olimpionic style one-piece
SKU: 158-016
$293.00 $249.05 -15%
Top Only Bottom Only
Sale
::SALE
BF
L Space: Clover One-Piece
Clover One-Piece
L Space
Stylish one-piece
SKU: 130-3558
$187.00 $93.50 -50%
Top Only Bottom Only
Peixoto: Groot One-Piece
Groot One-Piece
Peixoto
Flattering one-piece
SKU: 605-841
$128.00
Top Only Bottom Only
Sale
::SALE
BF
Oye Swimwear: Daphne One Piece
Daphne One Piece
Oye Swimwear
White one shoulder one piece
SKU: 330-495
$350.00 $105.00 -70%
Top Only Bottom Only
Oye Swimwear: Harper One Piece
Harper One Piece
Oye Swimwear
Black sporty chic one piece
SKU: 330-496
$350.00
Top Only Bottom Only
Oye Swimwear: Roman Plunge One Piece
Roman Plunge One Piece
Oye Swimwear
Halter neck style one piece
SKU: 330-487
$350.00
Top Only Bottom Only
PatBO: Plunge Long Sleeve Swimsuit
Plunge Long Sleeve Swimsuit
PatBO
Long sleeves one piece
SKU: 960-066
$475.00
Top Only Bottom Only
Sale
::SALE
BF
Baobab: Joy One Piece
Joy One Piece
Baobab
One-shoulder one piece with cut-outs
SKU: 120-362
$200.00 $100.00 -50%
Top Only Bottom Only
Sale
Baobab: Tamboril One Piece
Tamboril One Piece
Baobab
One-shoulder one piece
SKU: 120-356
$190.00 $95.00 -50%
Top Only Bottom Only
Sale
Maaji: Brittany One-Piece
Brittany One-Piece
Maaji
Square neckline one-piece
SKU: 190-2907
$174.00 $87.00 -50%
Top Only Bottom Only
Armantia: Isabela One Piece
Low Stock
Isabela One Piece
Armantia
One-shoulder one piece
SKU: 144-009
$255.00
Top Only Bottom Only
BF
Luli Fama: Square Neck Laced Up One Piece
Square Neck Laced Up One Piece
Luli Fama
Underwired one piece
SKU: 135-2561
$184.00
Top Only Bottom Only
BF
Luli Fama: Open Side One Piece Bodysuit
Low Stock
Open Side One Piece Bodysuit
Luli Fama
Lace-up detailed one piece
SKU: 135-2554
$164.00
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: Square Neck Laced Up One Piece
Square Neck Laced Up One Piece
Luli Fama
Underwired one piece
SKU: 135-2538
$188.00 $112.80 -40%
Top Only Bottom Only
Sale
::SALE
BF
OneOne: Francesca One-Piece
Francesca One-Piece
OneOne
Side cutout details one-piece
SKU: 955-407
$155.00 $46.50 -70%
Top Only Bottom Only
Sale
::SALE
BF
Agua Bendita: Erin
Erin
Agua Bendita
Long sleeves one piece
SKU: 450-1792
$180.00 $72.00 -60%
Top Only Bottom Only
Sale
::SALE
BF
Oye Swimwear: Elsa One-Piece
Elsa One-Piece
Oye Swimwear
Black laced high neckline one-piece
SKU: 330-152
$350.00 $175.00 -50%
Top Only Bottom Only
PQ Swim: Plunge Detail One Piece
Plunge Detail One Piece
PQ Swim
Plunging neckline one piece
SKU: 550-2132
$164.00
Top Only Bottom Only
Sale
::SALE
BF
Empress Brasil: Leticia Body One Piece
Leticia Body One Piece
Empress Brasil
V-neckline one piece
SKU: 142-078
$260.00 $130.00 -50%
Top Only Bottom Only
L Space: Solstice One Piece
Solstice One Piece
L Space
Color block detailed one piece
SKU: 130-3349
$220.00
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: V-Neck One Piece Bodysuit
V-Neck One Piece Bodysuit
Luli Fama
Deep v-neck one piece
SKU: 135-2479
$190.00 $95.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: Square Neck Laced Up One Piece
Square Neck Laced Up One Piece
Luli Fama
Underwired one piece
SKU: 135-2472
$192.00 $115.20 -40%
Top Only Bottom Only
Beach Riot: Sydney Belted One Piece
Sydney Belted One Piece
Beach Riot
Belted one piece in white
SKU: 275-274
$168.00
Top Only Bottom Only
Beach Riot: Sydney Belted One Piece
Sydney Belted One Piece
Beach Riot
Belted one piece in black
SKU: 275-272
$188.00
Top Only Bottom Only
Sale
::SALE
BF
OneOne: Lorna One Piece
Lorna One Piece
OneOne
V-neck one piece
SKU: 955-312
$160.00 $80.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
OneOne: Ivy One Piece
Ivy One Piece
OneOne
High leg one piece
SKU: 955-296
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
Baobab: Ada One Piece
Ada One Piece
Baobab
High-neck one piece
SKU: 120-233
$200.00 $120.00 -40%
Top Only Bottom Only
Sale
Baobab: Gianni One Piece
Gianni One Piece
Baobab
One-shoulder one piece
SKU: 120-210
$190.00 $95.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: Open Side One Piece Bodysuit
Open Side One Piece Bodysuit
Luli Fama
Lace up detailed one piece
SKU: 135-2320
$184.00 $92.00 -50%
Top Only Bottom Only
Sale
Capittana: Josefina Waffle One Piece
Josefina Waffle One Piece
Capittana
Swimsuit with removable flower detail
SKU: 610-649
$210.00 $105.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
OneOne: Lorna One Piece
Lorna One Piece
OneOne
High leg one piece
SKU: 955-219
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: Tank One Piece
Tank One Piece
Luli Fama
Tank style one piece
SKU: 135-2286
$192.00 $96.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Luli Fama: Knot Bow Tie Side One Piece
Knot Bow Tie Side One Piece
Luli Fama
Cut-out detailed one piece
SKU: 135-2214
$202.00 $80.80 -60%
Top Only Bottom Only
BF
Kelly One Piece
Kelly One Piece
Bananhot
Classy bandeau one piece
SKU: 109-002
$249.00
Top Only Bottom Only
L Space: Coco One Piece
Coco One Piece
L Space
Deep V one piece
SKU: 130-3081
$198.00
Top Only Bottom Only
L Space: Balboa One Piece
Balboa One Piece
L Space
Square neck one piece
SKU: 130-3058
$183.00
Top Only Bottom Only
Sale
::SALE
BF
Baobab: Tamboril One Piece
Tamboril One Piece
Baobab
One shoulder one piece
SKU: 120-191
$200.00 $100.00 -50%
Top Only Bottom Only
Sale
Baobab: Isla One Piece
Isla One Piece
Baobab
Strapless ring detailed one piece
SKU: 120-187
$200.00 $120.00 -40%
Top Only Bottom Only
Sale
::SALE
BF
Baobab: Magalenha One Piece
Magalenha One Piece
Baobab
Strapless one piece
SKU: 120-140
$190.00 $95.00 -50%
Top Only Bottom Only
Sale
Baobab: Nikka One Piece
Nikka One Piece
Baobab
One shoulder one piece
SKU: 120-138
$200.00 $100.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Baobab: Nikka One Piece
Nikka One Piece
Baobab
One shoulder one piece
SKU: 120-136
$200.00 $100.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Kya Swim: Gianna One-Piece
Gianna One-Piece
Kya Swim
Seamless square neck one piece
SKU: 520-081
$172.00 $68.80 -60%
Top Only Bottom Only
Sale
::SALE
BF
Vix: Zaila One Piece
Zaila One Piece
Vix
One shoulder one piece
SKU: 305-2046
$278.00 $139.00 -50%
Top Only Bottom Only
Sale
::SALE
BF
Lily & Rose: Helen One Piece Vanilla
Low Stock
Helen One Piece Vanilla
LilyRose
Vanilla ruffled one piece
SKU: 695-227
$430.00 $344.00 -20%
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.