Onia Onia Seersucker Charles 5" Swim Trunk
Onia Onia Seersucker Charles 5" Swim Trunk - 1
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Onia Seersucker Charles 5" Swim Trunk

Onia

$225.00

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Shipping Information: Free U.S. standard shipping and free returns from Nordstrom. Sold and fulfilled by Nordstrom, with current pricing, availability, and estimated delivery confirmed at checkout. shipping and returns information

Product Insights & Style Tips

The Onia Charles 5" Swim Trunk brings a coastal confidence with a refined, tactile edge. Woven in Barcelona from a yarn-dyed wide seersucker stripe, the fabric hits that breezy, cottony hand with a quick-dry finish that stays light and breathable from beach to boardwalk. The seam and texture play hard with classic tailoring cues, giving a sense of polish even in swimwear silhouettes.

A true pull-on style with an elastic waist and adjustable drawstring makes for easy, no-fuss wearability, while the superfine mesh lining and reinforced pockets keep essentials secure. The regular cut through the seat and leg sits true to size, offering a comfortable straight line that transitions seamlessly from sun-soaked lounging to shoreline strolls. The back pocket zip adds a practical, low-key touch without breaking the clean line.

Onia stays aligned with the brand’s modern resort codes, pairing heritage swim styling with performance fabrics. The seersucker stripe lends a vacation-ready texture that reads updated and sophisticated, suitable for poolside lunches, yacht days, or weekend getaways in equal measure.

Materials / Fabrication

  • Seersucker: 55% Polyamide, 45% Cotton
  • Yarn-dyed wide seersucker stripe
  • Quick-dry finish with the soft hand of cotton
  • Woven in Barcelona
  • Elastic waistband with adjustable drawstring
  • Superfine mesh lining
  • Reinforced side pockets, zipped back pocket
  • Fits true to size; regular fit
  • Inseam: 5 inches (size M); 5" inseam data provided
  • Length and measurements: waistband 32.5 inches, hip 43 inches, leg opening 22.5 inches
  • Imported

Recommended Care

  • Hand wash in cool water
  • Do not bleach
  • Do not tumble dry
  • Hang to dry
  • Do not iron

Fit Notes

  • Elastic waistband with an adjustable drawstring for a secure pull-on fit.
  • 5 inch inseam offers a standard swim trunk length.
  • Reinforced side pockets and a zipped back pocket add practical storage.
  • Seersucker fabric with a quick-dry finish and a regular, true-to-size fit.
Onia Onia Seersucker Charles 5" Swim Trunk

Styling Tips

  • Let the seersucker texture elevate the look by pairing it with a pair of loafers for a refined poolside moment.
  • Carry a Crescent designer bag to keep the clean line of the trunk intact while adding a touch of polish.
  • Finish with a pair of sunglasses for sun-ready style that stays relaxed from beach to boardwalk.

Style Check

Aesthetics: 9/10

Bold wide seersucker stripe reads as vacation chic with editorial edge. The yarn dyed weave and quick dry finish create a crisp, tactile texture that holds shape. A 5 inch inseam and classic swim trunk silhouette offer modern comfort while keeping a refined, fashion forward presence.

Craftsmanship: 8/10

Attention to detail shines in reinforced side pockets and a secured back pocket, plus a superfine mesh liner for structure and breathability. The Barcelona woven fabric hints at quality control and thoughtful construction, while the elastic drawcord delivers a clean, usable finish without bulk.

Affordability: $$$

The price aligns with a design that blends fabric technology and tailored swim styling, offering durability and a distinctive logo-free aesthetic. Value feels justified by the refined details and practical features, even as the tag sits toward the premium end of swim trunks.

The Onia Moodboard

Onia Delivers On All Your Beach Style Needs

Onia Delivers On All Your Beach Style Needs

Onia is one of those brands that just gets it — effortlessly cool, super wearable, and totally timeless. Launched in 2009 by Carl Cunow and Nathan Romano, this lifestyle label blends comfort and versatility in a way that feels both elevated and easy. Think clean lines, modern fabrics, and the kind of fit that makes you feel instantly pulled together without even trying. Whether it’s everyday staples or dreamy beachwear, every piece is thoughtfully designed to move with you — from busy mornings to laid-back weekends. The quality is next-level too, with durable, luxe fabrics and meticulous details that make even the simplest outfits feel special. Onia’s all about making chic, minimalist dressing feel like second nature — and honestly, we’re here for it.

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About Onia

Onia is known for its minimal and stylish essentials designed for travelers and those who go on adventures. The contemporary fashion label that specializes in swimwear and ready-to-wear products. Onia's focus is on creating clothing that is wearable, comfortable fit, and transition from day to night. Shop the latest collection from Onia, ranging in bikinis to one piece suits, dresses, pants, skirts and kimonos.