Sustainability will be more important than ever in the fashion world in 2025. Sustainable swimsuits, in particular, will be in focus, as they combine environmental awareness with modern style. More and more people are looking for alternatives that not only look good but are also responsibly produced.
Sustainable swimsuits are more than just a trend. They make a clear statement about conscious consumption and innovative materials. In this article, you'll discover the 9 most important sustainable swimwear trends for the coming year. Get inspired and find your new favorite look with a clear conscience.
What makes a swimsuit truly sustainable?
Sustainability in fashion means far more than just a green label. But how do you recognize truly sustainable swimwear, and what criteria play a crucial role in sustainable swimsuits? A look at materials, production, durability, packaging, and circular economy models will give you some guidance.
Materials and fabrics
The foundation for sustainable swimwear lies in innovative materials. Recycled fabrics like ECONYL® or SEAQUAL® are particularly impressive due to their environmental footprint. Made from old fishing nets or ocean plastic, they transform sustainable swimsuits into true upcycled products.
Bio-based fibers, such as those made from bamboo, also offer advantages like breathability and reduced water consumption. Manufacturing processes are also crucial: water- and energy-saving methods, as well as the conscious avoidance of harmful chemicals, are essential. Leading fabric manufacturers prioritize transparency.
You can find more details about the advantages of recycled fabrics in the article Recycled materials in sustainable swimwear .
Production conditions and transparency
Sustainable swimwear is only produced under fair conditions. Fair wages and safe workplaces throughout the entire supply chain are essential. Certifications such as GOTS, OEKO-TEX, or the Fair Wear Foundation provide guidance and represent verified standards.
Transparency is another indicator of quality. Brands that disclose origin and production locations build trust. Short transport routes reduce emissions and strengthen regional economies. According to industry reports, the proportion of sustainable production facilities is steadily increasing, which is having a positive impact on the market for sustainable swimsuits.
Durability and quality
A sustainable swimsuit scores points with its high quality and long lifespan. Durable seams, careful workmanship, and robust, easy-care materials ensure that sustainable swimsuits last for many seasons.
Timeless designs offer an alternative to fast fashion and promote conscious consumption. Some labels offer repair services or upcycling options. Studies show that sustainable swimwear is worn significantly longer on average than conventional products.
packaging and shipping
Sustainable swimwear is also setting new standards in packaging and shipping. Plastic-free or recycled packaging is standard, and more and more brands are using carbon-neutral shipping. Reusable packaging systems are gaining importance and contributing to waste reduction.
Examples of sustainable shipping providers show how the ecological footprint can be minimized. Sustainable swimsuits are not only produced in an environmentally friendly way, but also delivered to your home using resources efficiently.
Circular economy and take-back systems
Many brands are rethinking the swimwear lifecycle. Take-back programs and recycling initiatives allow customers to return old swimwear, which is then recycled or upcycled. Second-hand or rental models offer additional ways to avoid textile waste.
Upcycling projects and innovative circular economy models demonstrate how sustainable swimwear contributes to resource conservation. Successful case studies prove that sustainable swimsuits are now part of a future-proof circular economy.
9 Best Sustainable Swimsuits Trends for 2025
Sustainable swimwear is experiencing a real surge in innovation in 2025. The best sustainable swimsuits combine environmental awareness, functionality, and design at the highest level. Whether minimalist, sporty, or luxurious – the variety of sustainable swimwear labels is greater than ever.
In the following sections, you'll find the leading trends and brands that are setting standards with new materials and responsible production. This selection will help you find the perfect sustainable swimsuits for your style and needs.
MAIN Design – Minimalist swimwear made from recycled materials
MAIN Design 2025 stands for sustainable swimwear that combines minimalism and functionality. The collection ranges from classic bikinis to UPF50+ swimsuits for children. At its core are recycled fabrics like ECONYL®, which are not only resource-efficient but also exceptionally durable.
Of particular note is the sustainable approach: MAIN Design relies on Swiss quality standards, short supply chains, and transparent communication. One percent of every order is donated to Healthy Seas. The wide selection for women and children appeals to families and conscious consumers.
Advantages:
- Environmentally friendly, recycled materials
- Versatile, timeless designs
- Free shipping on orders over CHF 120
- Socially committed
Disadvantages:
- Minimalist style, fewer prints
These sustainable swimsuits are ideal for the beach, surfing, yoga, or family vacations. You can find more details about our sustainable practices on the Sustainability page at MAIN Design .
AURAI Swim – Innovative reversible styles made from fishing nets
AURAI Swim brings sustainable innovation to your swimwear wardrobe. The reversible designs are made from ECONYL®, which is derived from recycled fishing nets. Each piece is ethically crafted in Portugal and meets the highest standards of quality and transparency.
The reversible design doubles the combination possibilities and reduces the need for multiple swimsuits. For design enthusiasts seeking sustainable swimwear and versatility, AURAI Swim is an exciting choice.
Advantages:
- Dual use through reversible design
- High-quality workmanship
- Transparent production
Disadvantages:
- Higher price range
- Limited size availability
Sustainable swimsuits from AURAI are particularly suitable for travel and minimalist looks.
Vitamin A – Luxurious EcoSwim Collections
Vitamin A from California stands for sustainable luxury and innovative cuts. The collections are made from organic and recycled materials that feel pleasant against the skin and are also durable. A special feature: the wide range of colors and mix & match options.
Production takes place locally, which reduces CO₂ emissions. These sustainable swimsuits are ideal for women who value high fashion and environmental awareness.
Advantages:
- Luxurious fabrics and feel
- Trendy, diverse styles
- Sustainable, local production
Disadvantages:
- Higher price range
- Shipping from the USA
Whether for pool parties or a stylish beach holiday – with Vitamin A you're traveling sustainably and fashionably.
Oy Surf Apparel – Functional swimwear for female surfers
Oy Surf Apparel is aimed at active women and female surfers. The swimsuits are made from recycled nylon, offer UPF 50+ sun protection, and are optimized for performance in the water. Fair production and sporty cuts are key.
The sustainable materials ensure durability and a secure fit during all activities. The product range is designed primarily for outdoor enthusiasts and athletes.
Advantages:
- High wearing comfort
- Durable materials
- Fairly produced
Disadvantages:
- Focus on sporty styles
- Less suitable for everyday use
Sustainable swimsuits from Oy Surf are perfect for surf trips, sports and outdoor adventures.
Baiia – Adjustable Wrapsuits & Plus Size Options
Baiia is revolutionizing sustainable swimwear with innovative 3-in-1 wrapsuits. These styles are made from recycled fabrics and are available in numerous sizes, including plus sizes. The adjustable fit ensures maximum comfort and confidence.
The cuts are versatile, figure-flattering, and emphasize inclusivity. Baiia produces sustainably and ensures fair working conditions.
Advantages:
- Adjustable, inclusive fit
- Versatile looks
- Sustainable production
Disadvantages:
- Price intensive
- Shipping from Australia
These sustainable swimsuits are ideal for all body types and offer creative styling options.
Stay Wild Swim – London eco-swimwear with statement designs
Stay Wild Swim brings a fresh perspective to sustainable swimwear with striking designs and modern cuts. The swimwear is made in London and uses SEAQUAL® yarn made from ocean plastic. The label is female-founded and committed to social responsibility.
The collection is aimed at young, trend-conscious women who want to make a statement for sustainability and style.
Advantages:
- Trendy, eye-catching styles
- Local production
- social commitment
Disadvantages:
- Higher price
- Limited quantities
Sustainable swimsuits from Stay Wild are perfect for urban beach style, festivals and social media.
Patagonia – Performance swimwear made from recycled polyester
Patagonia has been a pioneer in sustainable outdoor apparel for years. Their swimwear collection is made from recycled PET bottles, is Fair Trade certified, and designed for performance. Athletic cuts and high durability make these swimsuits the top choice for adventurers.
Sustainable production and the brand's social commitment are further advantages.
Advantages:
- Functionality and durability
- Fair production
- Suitable for outdoor use
Disadvantages:
- Focus on sporty styles
- Less fashionable designs
Patagonia's sustainable swimsuits are particularly suitable for swimming, trekking and adventure holidays.
RubyMoon – Sporty swimwear & social projects
RubyMoon combines sustainable swimwear with social impact. The collection is made from ECONYL® and combines swimwear with activewear. 100% of profits go towards microloans for women's projects worldwide.
The versatile models are ideal for sporty women and anyone who wants to do good with their purchase.
Advantages:
- Support for social projects
- Versatile wearable
- Sustainable materials
Disadvantages:
- Sporty look dominates
- Less classic swimwear
These sustainable swimsuits are perfect for fitness, swimming and yoga.
Anecdote – Handcrafted one-of-a-kind pieces made from deadstock
Anekdot stands for unique, upcycled pieces. The swimsuits are handmade from high-quality fabric remnants (deadstock) and are truly one-of-a-kind. Production and design take place in Berlin, guaranteeing local value creation and short supply chains.
The collection is aimed at individualistic women who value zero waste and uniqueness.
Advantages:
- Each piece is unique
- Sustainable, local manufacturing
- Zero Waste principle
Disadvantages:
- Limited availability
- Longer delivery times
Anekdot offers sustainable swimsuits for those who appreciate individual statement pieces.
How can you recognize truly sustainable swimwear when buying it?
Sustainability is far more than just a trend when it comes to swimwear. But how do you recognize truly sustainable swimwear when buying it? There are clear criteria you can use as a guide. Those who pay attention to quality, transparency, and social responsibility not only protect the environment but also invest in durable, sustainable swimsuits.
Certificates and seals of quality
An important indicator of sustainable swimwear is independent certification. Labels such as GOTS, OEKO-TEX, Bluesign, or Fair Trade guarantee that the products meet specific environmental and social standards. You can often find these seals on labels or in the product descriptions.
An overview of what to look for in sustainable textile certifications can be found in the Sustainable Textile Certifications Guide. Many current collections rely on at least one of these seals of approval. When buying sustainable swimsuits, pay particular attention to these certifications to avoid greenwashing.
Table: Important certificates
| Label | focus | Meaningfulness |
|---|---|---|
| GOTS | Organic fibers, social | Very high |
| OEKO-TEX | Pollutant testing | High |
| Bluesign | Environmental management | High |
| Fair Trade | Fair production | High |
Transparent brand communication
Trustworthy brands are transparent about where and how their sustainable swimsuits are produced. They publish information about their supply chains, production sites, and often their own sustainability reports. Many companies use social media to offer insights into their manufacturing processes and projects.
A checklist for honest brands:
- Clear information on materials and origin
- Publication of certificates
- Transparent communication regarding working conditions
- Disclosure of transport routes
If a brand meets these criteria, you can be sure that your sustainable swimsuits are truly sustainable.
Price-performance ratio
Sustainable swimwear often costs more than conventional models. But why is that? Sustainable swimsuits are made from high-quality, environmentally friendly materials and fair wages are paid. Their lifespan is also significantly longer than that of fast fashion.
Compare the cost per use: A durable bikini that you can wear for several summers is cheaper in the long run than a cheap model that falls apart quickly. This way, you invest in quality and the environment – and benefit from greater comfort and style.
Community & Impact
Many sustainable brands are committed to social and environmental projects. They donate a portion of their revenue, support clean-up campaigns, or collaborate with organizations like Healthy Seas.
By purchasing sustainable swimsuits, you can actively contribute. Learn about the brand's donation models, partnerships, and initiatives. This way, you'll know exactly how big an impact your donation really is and set an example for responsible consumption.
Sustainable Swimwear Trends 2025: Colors, Cuts & Innovations
2025 is all about sustainable innovation in the field of swimsuits. The industry is focusing on fresh color trends, reimagined cuts, and groundbreaking materials. Those who value environmental awareness and style will find more choices than ever before. Current developments show that sustainability and design go hand in hand – both on the catwalk and on the beach.
Color trends and prints
In 2025, natural and earthy tones will dominate sustainable swimwear collections. Sand, olive, ocean blue, and soft pastel shades will be particularly popular. Many labels will feature prints inspired by flora and fauna – leaves, shells, or subtle animal prints will lend the designs individuality.
Some sustainable brands use innovative printing processes that consume less water and energy. This results in prints that are not only visually appealing but also environmentally friendly. With sustainable swimsuits, these color and print trends are a true statement for naturalness and environmental awareness.
New cuts and functionality
Multifunctional styles will be at the heart of developments in 2025. Reversible swimsuits, mix-and-match pieces, and sporty influences such as high-waisted or one-shoulder designs will expand the possibilities for everyday life and vacations. Particularly relevant for sustainable consumption: many brands offer inclusive fits and plus-size options to make sustainable swimwear accessible to every woman.
The variety of cuts ensures that sustainable swimsuits are not only trendy but also comfortable and durable. Timeless silhouettes also help to counteract fast fashion and extend the lifespan of swimwear.
Innovations in materials
Materials research remains a driving force behind sustainable swimwear trends. In addition to recycled nylon and polyester, new fibers such as algae-based fabrics, banana fibers, and smart textiles will be increasingly used in 2025. These materials offer improved UV and chlorine resistance and provide quick-drying, temperature-regulating properties.
If you'd like to learn more about the latest developments, this article offers exciting insights into innovative materials used in sustainable swimwear . It is precisely these kinds of innovations that make sustainable swimsuits the first choice for anyone who values both function and the environment.
The future of the swimwear industry
The future of the industry will be significantly shaped by the circular economy. More and more brands are relying on take-back programs, recycling, and collaborations with environmental organizations. Forecasts predict that the share of sustainable swimwear in the overall market will increase significantly by 2030.
Sustainable swimsuits are thus becoming the guiding principle of a responsible fashion industry. Anyone investing in sustainable swimwear today is making a statement for environmental protection and supporting the market's transformation towards a greener future.
Tips on the care and lifespan of sustainable swimwear
Proper care is crucial for the lifespan of sustainable swimsuits. Treating your sustainable swimwear well not only ensures long-lasting colors and shape, but also conserves resources. Here you'll find practical tips on how to make your swimwear last for many summers.
Washing & Drying
Gentle washing is crucial for sustainable swimsuits. Always use a delicate cycle and cold water to protect the fibers. A microplastic filter in the laundry bag prevents microfibers from entering the wastewater.
- Avoid using harsh detergents.
- Turn the swimwear inside out.
- It's best to wash only with similar colors.
Always air-dry your sustainable swimwear; direct sunlight or tumble dryers can damage the fabric. You can find more tips on caring for sustainable swimwear here. This will help maintain its quality for longer.
Proper storage & transport
Storage plays a crucial role for sustainable materials. Keep sustainable swimsuits in a shady, dry place to prevent UV damage and mold growth. Use breathable bags when traveling with your swimwear.
- Never fold swimwear while it's wet.
- Ventilate regularly.
- Ensure adequate UV protection during prolonged storage.
A proper fit prevents stretching out of shape. The size guide for sustainable swimwear helps you find the ideal style and thus maximize its lifespan.
Repair & Upcycling
Even the most durable sustainable swimsuits can develop minor damage over time. Many brands offer repair services or supply replacement parts such as straps and closures. You can often mend small holes yourself with a needle and thread.
- Repair small cracks immediately.
- Try upcycling projects, e.g. turning old swimwear into bags.
- Ask the manufacturer about repair options.
Creative upcycling ideas help you extend the life of your swimwear and make a statement against disposable fashion.
Dispose of sustainably
At the end of their life cycle, sustainable swimsuits deserve environmentally friendly disposal. Many brands offer take-back or recycling programs. Alternatively, you can pass on well-preserved items on second-hand platforms.
- Send swimwear to recycling initiatives.
- Sell or donate second-hand items.
- Follow the manufacturer's disposal instructions.
This is how you reduce textile waste and support a sustainable circular economy in the swimwear segment.
You now have a comprehensive overview of the most exciting sustainable swimwear trends for 2025 and have learned what really matters when it comes to responsible swimwear – from innovative materials to the circular economy and social commitment. If you want to contribute to protecting the oceans while valuing timeless design and quality, you'll find a wide range of swimwear for you and your family at MAIN Design. Discover how sustainable style works in everyday life and support important environmental projects at the same time – find out more here.
