OneOne

Founded in 2016, ONEONE represents a lifestyle swim brand focused on creating beautiful, well-fitting swimsuits for all individuals. The name symbolizes both "sand" in Samoan and the union of founders Olga and Santiago, who met in law school before pursuing their dream of building a high-quality swim brand.

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68 products
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Sale
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OneOne: Kala-Halsey Bikini
Kala-Halsey Bikini
OneOne
Tie-back bralette, multi-strap high-rise bottom
SKU: 955-790
$165.00 $49.50 -70%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-770
$145.00 $43.50 -70%
Top Only Bottom Only
Sale
OneOne: Ariel Bikini
Ariel Bikini
OneOne
Triangle bikini, thin ties, string-tie bottom
SKU: 955-762
$155.00 $46.50 -70%
Top Only Bottom Only
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OneOne: Margot-Lissa Bikini
Margot-Lissa Bikini
OneOne
Unpadded balconette bra, high-waist high-leg bottom
SKU: 955-757
$145.00 $43.50 -70%
Top Only Bottom Only
Sale
OneOne: Ilana Crop-Eda Bikini
Ilana Crop-Eda Bikini
OneOne
Crop top and placement-print shorts
SKU: 955-703
$155.00 $20.00 -87%
Top Only Bottom Only
Sale
OneOne: Brielle-Shelley Bikini
Brielle-Shelley Bikini
OneOne
Bralette with removable pads, high-leg bottom
SKU: 955-702
$145.00 $43.50 -70%
Top Only Bottom Only
Sale
OneOne: Ariel Bikini
Ariel Bikini
OneOne
Triangle bikini, thin ties, string-tie bottom
SKU: 955-689
$145.00 $43.50 -70%
Top Only Bottom Only
Sale
OneOne: Leicy-Tracy Bikini
Leicy-Tracy Bikini
OneOne
Keyhole bralette, cutout high-leg bottom
SKU: 955-633
$113.00 $33.90 -70%
Top Only Bottom Only
Sale
OneOne: Juliana-Kimora Bikini
Juliana-Kimora Bikini
OneOne
Color-block triangle bikini, tie-side high-leg bottom
SKU: 955-632
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Aitana-Elena Bikini
Aitana-Elena Bikini
OneOne
Keyhole bandeau top, high-cut bottom
SKU: 955-619
$145.00 $43.50 -70%
Top Only Bottom Only
Sale
OneOne: Ida-Ignacia Bikini
Ida-Ignacia Bikini
OneOne
Unpadded balconette bra, high-waist high-leg bottom
SKU: 955-608
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Luana-Oriana Bikini
Luana-Oriana Bikini
OneOne
Vibrant shirt top, high-leg thick-strap bottom
SKU: 955-582
$135.00 $40.50 -70%
Top Only Bottom Only
Sale
OneOne: Isabella Shirt-Kara Short
Isabella Shirt-Kara Short
OneOne
Textured collared shirt and pocketed shorts
SKU: 955-572
$175.00 $52.50 -70%
Top Only Bottom Only
Sale
OneOne: Grace-Taylor Bikini
Grace-Taylor Bikini
OneOne
Underwire bikini top, wide adjustable straps
SKU: 955-568
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Amanda-Cecilia Bikini
Amanda-Cecilia Bikini
OneOne
Color-block balconette bikini, thick straps
SKU: 955-546
$125.00 $50.00 -60%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-528
$165.00 $66.00 -60%
Top Only Bottom Only
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OneOne: Isabella Shirt-Kara Short
Isabella Shirt-Kara Short
OneOne
Textured collared shirt and pocketed shorts
SKU: 955-523
$175.00 $70.00 -60%
Top Only Bottom Only
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Oneone: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Deep-scoop crop bikini top, textured high-leg bottom
SKU: 955-495
$165.00 $82.50 -50%
Top Only Bottom Only
Sale
OneOne: Liliana-Taylor Bikini
Liliana-Taylor Bikini
OneOne
Underwire bikini top, adjustable back, high-cut bottom
SKU: 955-474
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Deep-scoop crop bikini top, high-leg bottom
SKU: 955-471
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Alli Bikini
Alli Bikini
OneOne
Rib-trim triangle bikini top, tiny string bottom
SKU: 955-470
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
Color-block bikini top and bottom
SKU: 955-450
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
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OneOne: Amanda-Cecilia Bikini
Amanda-Cecilia Bikini
OneOne
Placement-print balconette bikini, wide straps
SKU: 955-437
$125.00 $20.00 -83%
Top Only Bottom Only
Sale
OneOne: Cristy-Madison Bikini
Cristy-Madison Bikini
OneOne
Criss-cross-back bikini top, high-waist bottom
SKU: 955-429
$145.00 $58.00 -60%
Top Only Bottom Only
Sale
OneOne: Ariel Bikini
Ariel Bikini
OneOne
Triangle bikini, V-cut string-tie bottom
SKU: 955-428
$145.00 $58.00 -60%
Top Only Bottom Only
Sale
OneOne: Eileen Short
Eileen Short
OneOne
Ribbed tie-waist shorts, side pockets
SKU: 955-411
$85.00 $25.50 -70%
Top Only Bottom Only
Sale
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OneOne: Francesca One-Piece
Francesca One-Piece
OneOne
Long-sleeve one-piece, side cutout detail
SKU: 955-407
$155.00 $46.50 -70%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Thin-strap bralette, high-leg bottom, coverage options
SKU: 955-403
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Ariel Bikini
Ariel Bikini
OneOne
Triangle bikini top, side-tie high-leg bottom
SKU: 955-399
$165.00 $49.50 -70%
Top Only Bottom Only
Sale
OneOne: Andreina-Susana Bikini
Andreina-Susana Bikini
OneOne
Neck-tie triangle bikini, tie-side high-leg bottom
SKU: 955-389
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Samy-Peyton Bikini
Samy-Peyton Bikini
OneOne
Cutout bralette bikini top, multi-strap high-leg bottom
SKU: 955-388
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Rita-Madeline Bikini
Rita-Madeline Bikini
OneOne
High-neck tank bikini top, side-tie bottom
SKU: 955-385
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Liliana-Taylor Bikini
Liliana-Taylor Bikini
OneOne
Floral balconette bikini, high-waist high-leg bottom
SKU: 955-377
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
Padded triangle bikini, high-waist high-leg bottom
SKU: 955-374
$165.00 $49.50 -70%
Top Only Bottom Only
Sale
OneOne: Grace-Taylor Bikini
Grace-Taylor Bikini
OneOne
Balconette bikini top, high-waist high-leg bottom
SKU: 955-373
$165.00 $49.50 -70%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Padded bralette, high-leg bottom, coverage options
SKU: 955-371
$165.00 $49.50 -70%
Top Only Bottom Only
Sale
OneOne: Andreina-Susana Bikini
Andreina-Susana Bikini
OneOne
Halter bikini top, tie-side bottom
SKU: 955-358
$165.00 $82.50 -50%
Top Only Bottom Only
Sale
OneOne: Jenna-Alexa Bikini
Jenna-Alexa Bikini
OneOne
Center-front V bralette, contrast-trim bottom
SKU: 955-357
$165.00 $82.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
Ribbed fixed-triangle bikini, wide straps
SKU: 955-343
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Claudia-Stella Bikini
Claudia-Stella Bikini
OneOne
Color-block crop top and high-waist bottom
SKU: 955-325
$135.00 $40.50 -70%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
Fixed-triangle bikini, wide straps, high-leg cut
SKU: 955-318
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Diana-Stella Bikini
Diana-Stella Bikini
OneOne
Color-block bralette and high-waist bikini bottom
SKU: 955-323
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Cristy-Madison Bikini
Cristy-Madison Bikini
OneOne
Criss-cross-back bikini top, high-waist bottom
SKU: 955-322
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Zaira-Taylor Bikini
Zaira-Taylor Bikini
OneOne
Strapless bikini top, high-waist high-cut bottom
SKU: 955-319
$125.00 $62.50 -50%
Top Only Bottom Only
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OneOne: Lorna One Piece
Lorna One Piece
OneOne
V-neck one-piece, double straps, high-leg cut
SKU: 955-312
$160.00 $80.00 -50%
Top Only Bottom Only
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OneOne: Fernanda-Carmen Skirt
Fernanda-Carmen Skirt
OneOne
Black long-sleeve crop top and fitted mini skirt
SKU: 955-298
$155.00 $77.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-282
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Open-back V-neck bikini top, V-waist bottom
SKU: 955-277
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Marina-Elena Bikini
Marina-Elena Bikini
OneOne
Scoop-neck bralette and V-cut high-leg bottom
SKU: 955-297
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Jenna-Alexa Bikini
Jenna-Alexa Bikini
OneOne
Center-front V bralette, contrast-trim bottom
SKU: 955-295
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Open-back V-neck bikini top, V-waist bottom
SKU: 955-289
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Lara-Heidi Bikini
Lara-Heidi Bikini
OneOne
Open-back V-neck bikini top, V-waist bottom
SKU: 955-285
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Maggie-Ariel Bikini
Maggie-Ariel Bikini
OneOne
Scoop-neck tie-front bralette, removable pads
SKU: 955-217
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Ariane-Alexa Bikini
Ariane-Alexa Bikini
OneOne
Center-front V bralette, contrast-trim cheeky bottom
SKU: 955-224
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Sabrina-Danielle Bikini
Sabrina-Danielle Bikini
OneOne
Underwire bikini top, wide adjustable straps
SKU: 955-197
$125.00 $25.00 -80%
Top Only Bottom Only
Sale
OneOne: Alli Bikini
Alli Bikini
OneOne
Rib-trim triangle bikini, tiny string bottom
SKU: 955-196
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron-Jesse Bikini
Kameron-Jesse Bikini
OneOne
Wide-strap bikini top, removable pads
SKU: 955-253
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Adele-Giovana Bikini
Adele-Giovana Bikini
OneOne
Triangle bikini, thin tie straps, string-tie bottom
SKU: 955-252
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Lilia-Katelyn Bikini
Lilia-Katelyn Bikini
OneOne
Rib-trim triangle bikini, tiny string bottom
SKU: 955-254
$120.00 $60.00 -50%
Top Only Bottom Only
Sale
OneOne: Kameron Orange-Jesse Orange Bikini
Kameron Orange-Jesse Orange Bikini
OneOne
V-waist bikini top, removable pads
SKU: 955-111
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Bella Cockatoo-Nikki Cockatoo Bikini
Bella Cockatoo-Nikki Cockatoo Bikini
OneOne
Scoop-neck tie-front bralette, asymmetrical-cut bottom
SKU: 955-115
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron Cossies-Jesse Cossies Bikini
Kameron Cossies-Jesse Cossies Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-100
$125.00 $37.50 -70%
Top Only Bottom Only
Sale
OneOne: Kameron Violet-Jesse Violet Bikini
Kameron Violet-Jesse Violet Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-082
$125.00 $62.50 -50%
Top Only Bottom Only
Sale
OneOne: Kameron Bells-Jesse Bells Bikini
Kameron Bells-Jesse Bells Bikini
OneOne
V-waist bikini top and bottom
SKU: 955-067
$125.00 $37.50 -70%
Top Only Bottom Only