Onia One Piece Swimsuits For Women

Showing 122 One Piece Swimsuits For Women filtered to 1 brand

Onia Estelle One-Piece
Onia Estelle One-Piece 

New wave. Textured crinkled fabric and a fresh silhouette updates the classic one-piece. In a soft, quick-drying fabric. From New York-based Onia, a swimwear line built on meticulous craftsmanship and simple, trend-transcending design. Nylon blend Our model is 5'10" and is wearing a size S Straight neckline; removable, adjustable straps; shelf bra with removable padding; opening at back Fully lined By Onia Hand wash Imported

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Onia Isabelle One-Piece
Onia Isabelle One-Piece 

Simple yet carefully crafted to the most minute detail, nothing is overlooked in Onia's pursuit to produce well-made, trend-transcending swimwear. Made from a fabric chosen for its soft feel and quick-drying properties, the Isabelle features vertical seams for a second-skin fit and a figure-enhancing corset-like molding at the bust for the ultimate in understated femininity. Nylon/spandex Full coverage Princess seaming at front and back; lightly padded cups with dart details; underwire at the bust; adjustable straps Fully lined By Onia Hand wash Imported

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Onia Gloria ribbed swimsuit
Onia Gloria ribbed swimsuit 

White Gloria ribbed swimsuit from Onia featuring a fitted silhouette and a back tie fastening.

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Onia Nina swimsuit
Onia Nina swimsuit 

Iris Nina swimsuit from Onia featuring a halter neck, a fitted silhouette and an open back.

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Onia Kelly pineapple print swimsuit
Onia Kelly pineapple print swimsuit 

Black and gold Kelly pineapple print swimsuit from Onia featuring a scoop neck, a fitted silhouette and an open back.

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Onia Nina printed swimsuit
Onia Nina printed swimsuit 

Black and grey Nina printed swimsuit from Onia featuring a plunge style, a fitted silhouette, a halter neck and an open back.

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Onia Elena knot-detail swimsuit
Onia Elena knot-detail swimsuit 

Azure Elena knot-detail swimsuit from Onia featuring a halter neck, a fitted silhouette and a knot detail.

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Onia Estelle smocking swimsuit
Onia Estelle smocking swimsuit 

Iris Estelle smocking swimsuit from Onia featuring adjustable shoulder straps, a fitted silhouette and a back cutout detail.

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Onia Kelly Terry swimsuit
Onia Kelly Terry swimsuit 

Iris Kelly Terry swimsuit from Onia featuring a scoop neck, a fitted silhouette and an open back.

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Onia Gloria printed swimsuit
Onia Gloria printed swimsuit 

Multicolour Gloria printed swimsuit from Onia featuring a back tie fastening and a fitted silhouette.

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Onia Kelly printed swimsuit
Onia Kelly printed swimsuit 

White, jade and yellow Kelly printed swimsuit from Onia featuring a scoop neck, a fitted skirt and an open back.

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Onia Kelly Terry swimsuit
Onia Kelly Terry swimsuit 

Pale peach Kelly Terry swimsuit from Onia featuring a scoop neck, a fitted silhouette and an open back.

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Onia Kelly printed swimsuit
Onia Kelly printed swimsuit 

Multicolour Kelly printed swimsuit from Onia featuring a scoop neck, a fitted silhouette and an open back.

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Onia Estelle gingham swimsuit
Onia Estelle gingham swimsuit 

White and yellow Estelle gingham swimsuit from Onia featuring adjustable shoulder straps, a fitted silhouette and a back cutout detail.

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Onia Yvette palm tree-print swimsuit
Onia Yvette palm tree-print swimsuit 

Navy and nude Yvette palm tree-print swimsuit from Onia featuring a racer back, a fitted silhouette and cut out details.

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Onia Sienna gingham swimsuit
Onia Sienna gingham swimsuit 

Dark blue and white Sienna gingham swimsuit from Onia featuring a one shoulder design.

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Onia Sienna one-shoulder Swimsuit
Onia Sienna one-shoulder Swimsuit 

Navy and nude Sienna one-shoulder Swimsuit from Onia featuring a one shoulder design, a fitted silhouette and a back cutout detail.

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Onia Elena knot-detail swimsuit
Onia Elena knot-detail swimsuit 

Orange Elena knot-detail swimsuit from Onia featuring a halter neck, a fitted silhouette and a knot detail.

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Onia Nina Printed Halter-Neck One-Piece Swimsuit
Onia Nina Printed Halter-Neck One-Piece Swimsuit 

Onia "Nina" one-piece swimsuit features floating-petals print. Deep V neckline; low scoop back. Halter string tie behind neck. Hidden seaming. Fully lined. Minimal seat coverage. Nylon/spandex. Hand wash. Imported.

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Onia Yvette Umbrella One-Piece Swimsuit
Onia Yvette Umbrella One-Piece Swimsuit 

Onia "Yvette" one-piece swimsuit with umbrella digital-print. High neckline; racerback style. Thin straps. Hidden seaming. Straps at sides. High-cut legs. Moderate seat coverage. Nylon/spandex. Hand wash. Imported.

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Onia Kelly Jungle-Life Scoop-Neck One-Piece Swimsuit
Onia Kelly Jungle-Life Scoop-Neck One-Piece Swimsuit 

Onia "Kelly" one-piece swimsuit with Butterfly Garden print. Scoop neck; low scoop back. Hidden seaming. High cut legs. Moderate seat coverage. Fully lined. Nylon/spandex. Hand wash. Imported of Italian materials.

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Onia Stripe Low Back One-Piece Swimsuit
Onia Stripe Low Back One-Piece Swimsuit 

Textured candy stripes add a cheery look to a clean, classic one-piece that looks retro-chic with a scooped back. Style Name:Onia Stripe Low Back One-Piece Swimsuit. Style Number: 5540931. Available in stores.

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Onia Kelly Jungle-Life Scoop-Neck One-Piece Swimsuit
Onia Kelly Jungle-Life Scoop-Neck One-Piece Swimsuit 

Onia "Kelly" one-piece swimsuit in Butterfly Garden print. Scoop neck; low scoop back. Hidden seaming. High cut legs. Moderate seat coverage. Fully lined. Nylon/spandex. Hand wash. Imported of Italian materials.

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Onia Iris Solid Mesh One-Piece Swimsuit
Onia Iris Solid Mesh One-Piece Swimsuit 

Onia one-piece swimsuit in solid microfiber. Asymmetric mesh insert. Deep V neckline. Spaghetti straps. High-cut legs. Full seat coverage. Nylon/spandex. Imported of Italian materials.

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Onia Nina Deep-V Halter Solid One-Piece Swimsuit
Onia Nina Deep-V Halter Solid One-Piece Swimsuit 

Onia "Nina" one-piece swimsuit in solid microfiber. Deep V neckline; halter strings tie behind neck. Low scoop back. Hidden seaming. Fully lined. Moderate seat coverage. Nylon/spandex. Hand wash. Imported.

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Onia Estelle Convertible One-Piece Swimsuit
Onia Estelle Convertible One-Piece Swimsuit 

This convertible one-piece gets a flirty update with a cutout back and a richly textured, retro-inspired knit. Style Name:Onia Estelle Convertible One-Piece Swimsuit. Style Number: 5572737. Available in stores.

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Onia Isabella One-Piece Swimsuit
Onia Isabella One-Piece Swimsuit 

Supportive cups give this retro-chic suit the curvaceous shaping and confidence you crave for strolling the beach. Style Name:Onia Isabella One-Piece Swimsuit. Style Number: 5566912. Available in stores.

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+15% off: 15GILT

Onia Women's Kelly Leaf Print One-Piece
Onia Women's Kelly Leaf Print One-Piece 

Scoop front one-piece with enlarged palm print * Scoopneck * Sleeveless * Scoop back * Lined gusset

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Onia Estelle Rib Convertible One-Piece Swimsuit
Onia Estelle Rib Convertible One-Piece Swimsuit 

Retro-inspired with bold ribbing and a straight neckline, this convertible one-piece gets a flirty update with a cutout back. Style Name:Onia Estelle Rib Convertible One-Piece Swimsuit. Style Number: 5543356. Available in stores.

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+15% off: 15GILT

Onia Women's Graphic Stripe Bikini Top
Onia Women's Graphic Stripe Bikini Top 

Striped bikini top * Adjustable spaghetti straps * Tonal topstitching and panel seaming * Slide clasp closure * Please note, bikini bottom is sold separately

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Onia Nina One-Piece Halter Swimsuit
Onia Nina One-Piece Halter Swimsuit 

A V-neckline and low, scooped back add sultry allure to a sleek swimsuit stitched with hidden, curve-hugging seams. Style Name:Onia Nina One-Piece Halter Swimsuit. Style Number: 5543353. Available in stores.

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+15% off: 15GILT

Onia Women's Mia Choker Bikini Top
Onia Women's Mia Choker Bikini Top 

Asymmetrical choker neck top with one shoulder * Asymmetrical neck with choker strap * One strap * Lined * Please note, bikini bottom is sold separately

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+15% off: 15GILT

Onia Women's Print Triangle Bikini Top
Onia Women's Print Triangle Bikini Top 

Allover tropical swim top in triangle style * Plunging neck * Adjustable spaghetti straps * Banded hem * Square back * Back hook and clasp closure

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+15% off: 15GILT

Onia Women's Printed Halter Bikini Top
Onia Women's Printed Halter Bikini Top 

Sexy bikini top elevated with printed design Halterneck Self-tie at back Lined Nylon/spandex Hand wash Imported Please note: Bikini bottom sold separately.

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+15% off: 15GILT

Onia Women's Alex Floral Print Bikini Bottom
Onia Women's Alex Floral Print Bikini Bottom 

Printed bikini bottom * Elasticized waistband and leg openings * Strap detail at waist * Tonal topstitching and panel seaming * Please note, bikini top is sold separately

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Onia Kelly Scoop-Neck Lily-Print One-Piece Swimsuit
Onia Kelly Scoop-Neck Lily-Print One-Piece Swimsuit 

Onia "Kelly" one-piece swimsuit in textured microfiber with lily floral-print. Scoop neckline; deep scoop back. Thin straps. Hidden seaming. Fully lined. Moderate seat coverage. Nylon/spandex. Hand wash. Imported.

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+15% off: 15GILT

Onia Women's One-Piece Nina Halter Swimsuit
Onia Women's One-Piece Nina Halter Swimsuit 

One-piece style with alluring low-cut neckline Plunge halterneck Back ties at neck Low-cut back Fully lined Nylon/spandex Hand wash Imported

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+15% off: 15GILT

Onia Women's Nina Solid One Piece
Onia Women's Nina Solid One Piece 

Solid one piece swimsuit * Halter neck * Tonal topstitching and panel seaming * Self-tie closure at back * Fully lined

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Onia Kelly Striped One-Piece Low-Back Swimsuit
Onia Kelly Striped One-Piece Low-Back Swimsuit 

Onia "Kelly" one-piece swimsuit featuring vertical candy stripes. Scoop neckline; deep scoop back. Fully lined; hidden seams. Classic maillot silhouette. Moderate seat coverage. Nylon/spandex. Imported.

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Onia Kelly Scoop-Neck Lily-Print One-Piece Swimsuit
Onia Kelly Scoop-Neck Lily-Print One-Piece Swimsuit 

Onia "Kelly" one-piece swimsuit in textured microfiber with lily floral-print. Scoop neckline; deep scoop back. Thin straps. Hidden seaming. Fully lined. Moderate seat coverage. Nylon/spandex. Hand wash. Imported.

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