Step into a world where effortless elegance meets thoughtful design, embodying the spirit of laid-back luxury. The swimwear aesthetic here melds streamlined silhouettes with high-quality materials, creating pieces that boast both style and comfort. From sleek one-pieces to versatile separates, these creations are perfect for sun-soaked getaways or leisurely beach days, ensuring you look effortlessly chic while embracing a relaxed vibe.
Brands like Oas Swimwear and Acne Studios elevate this ethos with their commitment to refined yet functional designs, while Faherty and Saturdays NYC offer a blend of casual sophistication that resonates with modern tastes. Each brand carefully curates a collection that speaks to discerning shoppers who appreciate craftsmanship and style. Delve into our full list to discover even more brands that capture this exquisite balance of beauty and practicality.



Acne Studios provides a range of styles beyond contemporary basics with an eclectic use of materials and custom-developed fabrics.




Outerknown is known for its sustainable and ethical approach to fashion, producing high-quality menswear using environmentally friendly materials and practices.

Everlane is an American fashion brand known as a leader in the Direct to Consumer space by offering stylish line of clothing at affordable prices. The style is characterized by a minimalist aesthetic with clean lines and neutral colors. Discover more brands like Everlane here.

Kotn started with a simple goal to create the perfect t-shirt, with quality, price, and integrity of the people who made it. Today, they’re a certified B Corporation voted Best for the World™, with the fourth-highest B Impact Score of apparel brands in North America. With each order, they invest in creating jobs, infrastructure, systems, and education to alleviate poverty and create shared, sustainable growth for their communities.



Frank & Oak is Canadian menswear brand that offers a wide range of minimal, modern and sustainable clothing and accessories. They are known for their commitment to quality, affordability and ethical manufacturing practices. Discover more brands similar to Frank & Oak here.


Theory is a NYC-based contemporary fashion label that is known for it's minimalist and sleek design paired with sustainable product practices. Expect this wide-ranging clothing at an affordable price point. Discover more brands like Theory here.

Born out of Amsterdam, Scotch & Soda has built a global brand known for everything from quality basics to richly designed and eclectic pieces – all delivered at an accessible price point. Discover more brands like Scotch & Soda here.

Bassike is an Australian fashion brand known for its minimalist, modern aesthetic and commitment to natural and sustainable materials. Their clothes are characterized by clean lines, neutral colors, and a mix of relaxed and tailored pieces.

SANVT is a German fashion brand with a name that stands for "better made essential clothing." With that, expect premium essentials that don't break the bank.

ISTO is a Portuguese fashion retailer known for its premium basics that are all sustainably made. Expect timeless styles that stand the time of time in quality and durability too.
Every brand in our lists earns a Similarity Score, showing how closely it aligns with the featured label. We evaluate each through four core pillars outside of certain intangible traits:
• Style (40–50%): overall aesthetic and silhouette
• Fit (20–30%): tailoring, proportion, and ease
• Color (10–20%): tone and palette choices
• Price (10–20%): accessibility and value
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We hope this roundup of brands like Onia helped you find your next favorite label. Have a suggestion we should add? Let us know — we’re always updating these lists to keep them fresh and useful.