7 Stylish and Sustainable Suits for Every Occasion

In the age-old adage that “clothes maketh the man,” nothing stands truer than the classic, well-tailored suit. This essential menswear piece has long been synonymous with style, sophistication, and a certain sense of preparedness for life’s significant events. However, in today’s era of heightened awareness towards sustainability and ethical fashion, the definition of a “good fitting suit” has evolved beyond aesthetics.

A growing number of modern gentlemen now seek not only impeccable tailoring but also eco-consciousness and ethical production in their attire. Thus, the quest for stylish and sustainable suits has become vital. 

In this guide, we delve into men’s fashion, exploring nine brands that address the pressing need for ethical suit options and eco-friendly practices within the fashion industry. From Ministry of Supply to Hangrr, discover how these brands redefine the quintessential suit, reflecting their commitment to reducing the carbon footprint and fostering a more sustainable clothing industry. 

Key Takeaways

• Sustainability in fashion is rising, with more brands offering eco-friendly options, including suits.
• Organic fabrics such as linen, hemp, and organic cotton are commonly used in sustainable suits.
• Fair labor practices and transparent supply chains are essential factors in an ethical fashion.
• Investing in a sustainable suit is good for the environment and supports responsible production practices.

The Environmental Footprint of Traditional Suit

Suits are often considered the epitome of sophistication and style, playing a significant role in men’s fashion. A study cited in The Atlantic indicates that donning formal attire elicits psychological shifts, altering individuals’ cognitive processes. 

Abraham Rutchick, a psychology professor at California State University, Northridge, and one of the study’s authors, suggests that wearing formal clothes, such as suits, instills feelings of power, consequently influencing one’s perception of the world. The study also reveals that individuals wearing suits tend to adopt a broader and more holistic perspective, favoring abstract processing over concrete details.

In another study published in the Journal of Experimental Psychology: General in December 2014, researchers discovered a correlation between attire and negotiation outcomes. Male participants, categorized into groups wearing their typical clothing, suits, or sweats, engaged in negotiation games. Results revealed that individuals dressed formally secured more advantageous deals than their casually attired counterparts. Furthermore, those dressed down exhibited lower levels of testosterone, underscoring the psychological impact of attire on negotiation dynamics. 

Despite the positive cognitive influence of wearing suits, not many realize the environmental toll associated with producing and disposing of these garments.

The production of a single suit involves numerous resources, from the cultivation of fibers to the manufacturing processes, which collectively exert significant pressure on the environment. 

Traditional suits are primarily made from wool, cotton, and, increasingly, synthetic fibers like polyester. Each of these materials comes with its own set of environmental challenges.

• Wool: While a natural fiber, wool production is resource-intensive, requiring substantial quantities of water and land for grazing sheep. Moreover, methane—a potent greenhouse gas—is a byproduct of sheep farming.
• Cotton: As a crop, cotton is notorious for its heavy pesticide and water usage, contributing to soil degradation and water scarcity in many growing regions. Organic cotton presents a more sustainable alternative, yet its adoption in mainstream suit production remains limited.
• Synthetic Fibers: Polyester and other synthetic fibers derived from fossil fuels have surged in popularity due to their resilience and low cost. However, these materials are not biodegradable, and their production emits significant levels of CO2. Moreover, garment washing releases microplastics into waterways, contributing to marine pollution.

The environmental impact extends beyond raw materials. Dyeing and finishing processes involve harsh chemicals and consume vast amounts of water. Likewise, the manufacturing of suits frequently transpires in factories characterized by subpar labor conditions and lax environmental regulations, exacerbating pollution and exploitation concerns.

Moreover, the globalized nature of the fashion industry necessitates extensive travel for suits from factories to consumers, amplifying their carbon footprint. Unfortunately, traditional suits often culminate their lifecycle in landfills, perpetuating pollution and resource depletion.

Despite the growing popularity of casual office attire, the global market for suits retains its significance. In 2024, the revenue generated from men’s suits worldwide reached US$17.95 billion, with a projected annual growth rate of 1.32% (CAGR 2024-2028). This surge in demand is attributed to evolving fashion trends and a rising preference for formal attire among consumers. 

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7 Stylish and Sustainable Suit Brands to Green Your Wardrobe

The surging demand for suits underscores the importance of addressing their environmental impact as part of broader sustainable fashion efforts. 

The good news is that several brands are stepping up, creating sustainable and ethical suits designed to combat the fashion industry’s substantial environmental footprint, including water pollution, waste accumulation, and excessive carbon emissions. 

Brands responding to this call focus on minimizing harm and pioneering the use of renewable materials and ethical labor practices. For eco-conscious consumers, this means access to suits that are stylish and kinder to the planet. Here are 7 brands offering stylish and sustainable suits to help make your wardrobe greener.

1. Ministry of Supply

Ministry of Supply is a revolutionary fashion brand based in Boston that blends science and style to create innovative clothing for the modern man. The brand was founded by Massachusetts Institute of Technology (MIT) graduates in 2012 and specializes in high-tech, performance-driven business wear. 

Ministry of Supply suits are crafted using recycled polyester and other eco-friendly materials, offering breathability, stretch, and durability. Additionally, as a pioneer in 3D printing knitwear, the brand uses cutting-edge manufacturing techniques, reducing waste and energy use.

Recommended Suit: The Velocity Suit is a standout option, featuring a 4-way stretch fabric made from recycled synthetics (polyester, viscose, and elastane). It allows for unparalleled freedom of movement in all directions, making it machine washable and a perfect option for individuals leading active lifestyles.

2. Moss Bros

Moss Bros has been a leader in men’s fashion for over 165 years, offering high-quality suits and tailoring services. The London-based brand introduced its Eco Suit line, incorporating organic cotton and recycled PET bottles blended with wool while eschewing materials like down, feathers, and fur. Furthermore, Moss Bros prioritizes sustainability by utilizing packaging composed of at least 30% recycled plastic, alongside other eco-friendly alternatives.

The brand’s dedication to sustainability extends across its production processes. In addition to eco-conscious materials and packaging, Moss Bros partners with tier-one factories, adhering to stringent ethical trade policies. Regular audits ensure these suppliers maintain exemplary standards for worker welfare and workplace conditions. Furthermore, Moss Bros minimizes its carbon footprint by opting for vertically integrated factories and prioritizing transportation via boats and trucks, reducing emissions compared to air travel wherever feasible.

Recommended Suit: Moss Bros’ Slim Fit Taupe Matte Linen Suit is a versatile piece suitable for various occasions. It’s crafted from sustainable fabrics like linen, Sorona, and 100% recycled polyester. 

3. Hangrr

Hangrr is a tech-driven custom suit brand founded by Rish Khandelwal and his wife, Sakshi Jain. The brand presents a unique proposition with its made-to-measure service and use of artificial intelligence, ensuring that each suit is tailored to fit perfectly. This approach also helps reduce overproduction, textile-related waste, and freshwater use during production.

Hangrr uses sustainable materials like organic wool and Belgian linen in its collections. Beyond material choices, Hangrr takes sustainability a step further by providing a 100% vegan construction option, replacing all inner materials with vegan alternatives. Additionally, the brand emphasizes transparency throughout its production chain, offering customers insight into its ethical sourcing practices and manufacturing processes. 

Recommended Suit: The Deep Black Vegan Suit is a prime example of Hangrr’s commitment to sustainability. Crafted from 100% vegan materials with added lycra stretch, this suit ensures a breathable and impeccably tailored fit. Its timeless design exudes sophistication, making it suitable for professional settings and special occasions.

4. Taylor Stitch

Taylor Stitch has carved a niche in the menswear market with its commitment to lasting quality and thoughtful sustainability. The brand champions the idea that timeless design coupled with sustainable practice is the cornerstone of genuinely conscious fashion.

The brand’s innovative use of materials, including organic cotton, hemp, and recycled fibers, emphasizes its pledge to minimize environmental impact. Additionally, it maintains a 100% cruelty-free ethos, prioritizing ethical practices in developing animal-based products. This includes utilizing byproduct-sourced leathers, non-mulesed wools, recycled down insulation, and other sustainable alternatives.

Taylor Stitch’s initiatives, such as garment repair and recycling programs, further highlight its dedication to circular fashion principles, aiming for a future where fashion is both beautiful and benign.

Recommended Suit: The Telegraph Suit combines recycled polyester and wool, offering a sustainable yet uncompromisingly stylish option. Ideal for a range of occasions, this suit shows how sustainable choices can elevate traditional menswear.

5. Oliver Spencer

Oliver Spencer is synonymous with British tailoring and timeless style. The brand has made significant strides in integrating sustainability into its collections, proving that high fashion and environmental respect can go hand in hand.

Driven by the mantra “buy less, buy better,” Oliver Spencer uses sustainable materials like 100% organic cotton, wool, linen, Tencel, Corozo or ‘vegetable ivory,’ and other ecological fabrics in its offerings to reduce the environmental toll typically associated with garment production, including suits. The brand also ensures that all its materials are sourced responsibly, partnering with reputable mills to ensure utmost care for the environment and animal welfare. 

Oliver Spencer prioritizes ethical manufacturing practices, collaborating exclusively with GOTS certified factories that uphold fair labor standards. Ensuring the dignity, respect, and well-being of those crafting Oliver Spencer’s clothing is paramount to the brand. 

Also, by manufacturing primarily in the UK and Portugal, Oliver Spencer intentionally sidesteps labor challenges in the broader fashion industry, such as forced labor, unjust wage structures, and hazardous work environments. Regular visits to these factories also allow Oliver Spencer to engage with management and employees, ensuring adherence to the brand’s standards and maintaining product quality.

Recommended Suit: The Mansfield Jacket Rackfield, characterized by its organic cotton and linen composition, offers a sustainable wardrobe essential that does not sacrifice comfort for eco-friendliness. It’s a fine example of Oliver Spencer’s sustainable ethos in action.

6. Indochino

Revolutionizing menswear and womenswear with its bespoke approach, Indochino makes made-to-measure suits accessible to a broad audience. This brand combines personalization with sustainability, catering to the environmentally conscious consumer who also values a perfect fit.

Indochino’s assortment of eco-friendly fabrics, including organic wool and bamboo, showcases its commitment to sustainability. The brand’s made-to-order business model speaks to an innovative approach to reducing waste and ensuring that each garment is made with precision and care.

Moreover, the production facilities associated with Indochina are deeply committed to understanding and mitigating the economic, social, and environmental impact they have on their communities. Through a comprehensive array of certifications from corporate responsibility commissions, the brand maintains continuous oversight of this impact, striving for equity and sustainability.

Recommended Suit: The Hemsworth Prince Of Wales Midnight Blue Suit epitomizes timeless style, versatility, and dependability, seamlessly transitioning from day to night. Crafted from 100% responsibly sourced premium wool, this elegant and eco-aware suit is designed to withstand the rigors of daily wear, ensuring you look and feel confident throughout your endeavors.

7. Kotn

Kotn sets a benchmark in producing premium basics from ethically sourced Egyptian cotton and other sustainably sourced materials, including linen, ECOTEC cotton, BCI cotton, Lyocell, Merino wool, and Manteco wool. The brand’s foray into suits showcases its broader commitment to sustainable and ethical fashion.

As a certified B Corporation, sustainability lies at the core of Kotn’s ethos. The brand maintains direct relationships with cotton farmers in Egypt, prioritizing using organic and GOTS-certified cotton in its production processes. This commitment to eco-friendly materials reflects Kotn’s dedication to minimizing environmental impact and promoting ethical sourcing practices.

Transparency is paramount throughout Kotn’s supply chain. Drawing inspiration from the direct trade model prevalent in the coffee and tea industries, Kotn sources raw materials directly from farmers, bypassing traditional intermediaries. By procuring raw materials independently, Kotn ensures fair prices for customers, fosters better wages and business practices for farmers, and provides transparency into its partners’ operations.

In times of adversity, Kotn stands by its farming communities, offering subsidies such as fertilizer and agricultural consulting services. These initiatives not only reduce operating costs for farmers by up to 30% but also enhance seasonal yields, thereby bolstering overall revenue for the community.

Recognizing the importance of education in farming communities, Kotn initiated The ABCs Project to address the needs of children in these areas. Through a partnership with a local NGO, Kotn allocates a portion of proceeds from every order to fund the construction of primary schools in the Nile Delta and Faiyum, Egypt. To date, Kotn has funded 21 schools and built 15, with ongoing efforts to support additional educational initiatives through customer contributions.

Recommended Suit: Kotn’s Men’s Wool Sportcoat represents a versatile addition to the sustainable wardrobe, blending effortlessly with the brand’s range of ethical basics. Perfect for those looking to infuse sustainable practices into every aspect of their apparel. 

Considerations on Sustainable Suit Selection 

When selecting sustainable suits, there are some critical considerations you need to take into account to ensure that your choice benefits not only your wardrobe but also the planet. Here, we outline the key considerations for choosing sustainable suits. 

• Eco-Friendly Materials: The foundation of any sustainable suit is the material from which it is crafted. Beyond the traditional fabrics, a shift towards organic cotton, linen, hemp, and recycled materials offers a greener alternative. These materials significantly reduce the environmental impact associated with textile production, from minimizing water usage to avoiding harmful pesticides. Hemp, for instance, is not only durable but also requires minimal water and no pesticides, making it an excellent choice for eco-friendly suits. Recycled polyester is another innovative material, repurposing plastic waste into high-quality fabric, thereby addressing the pressing issue of plastic pollution.
• Ethical Production Processes: Sustainable fashion extends into ethical production, where energy-efficient manufacturing and water-saving technologies come to the fore. Brands committed to sustainability often adopt renewable energy sources, such as solar or wind power, to minimize their carbon footprint. Water conservation is also critical, with many eco-conscious brands implementing recycling systems or choosing low-water dyeing processes. By supporting brands that prioritize these sustainable production methods, consumers play a part in reducing the fashion industry’s environmental impact.
• Fair Working Conditions: Another pillar of sustainable suits is the commitment to ethical practices. This encompasses ensuring fair wages, safe working conditions, and workers’ rights throughout the supply chain. Ethical brands often engage in transparent practices, allowing consumers to trace the journey of their suit from farm to wardrobe. Aligning with brands that are members of the Fair Wear Foundation or similar organizations underscores a commitment to the social dimension of sustainability, ensuring that the fashion industry supports its workers as much as it does the environment.
• Durability and Timeless Design: The concept of longevity is central to sustainable suits. Crafting durable and timeless garments counters the fast-fashion tendency towards disposability and contributes to a more sustainable wardrobe. By choosing suits built to last and designed to transcend fleeting trends, consumers can reduce their overall consumption and the demand for resource-intensive production. Materials like merino wool blend durability with renewable properties, offering an excellent example of sustainable fabric that supports longevity.

Further Elevating Sustainability Through Your Suit Choice and Usage

Embracing sustainability in the context of suits extends beyond the initial purchase. By considering alternative avenues, you can further minimize your environmental impact and promote a more circular and ethical approach to fashion. Here are refined strategies for integrating sustainability into your suit selection, use, and care:

• Circular Fashion Initiatives: Explore brands participating in circular fashion initiatives, such as take-back programs and garment recycling. These initiatives extend the lifespan of suits, reduce waste, and promote a more sustainable fashion cycle.
• Ethical Tailoring: Opt for bespoke or made-to-measure suits from tailors committed to ethical and fair labor practices. By supporting artisans who prioritize worker welfare and craftsmanship, you contribute to a more sustainable fashion industry.
• Vintage and Secondhand: Consider purchasing vintage or secondhand suits from thrift stores, consignment shops, or online marketplaces. Giving pre-loved suits a new lease on life reduces waste and adds character and uniqueness to your wardrobe.
• Minimalist Wardrobe Approach: Adopt a minimalist wardrobe approach by investing in high-quality, timeless suits that can be worn for multiple occasions and seasons. Quality over quantity minimizes consumption and encourages mindful purchasing decisions.
• Care and Maintenance: Extend the lifespan of your suits by practicing proper care and maintenance techniques, such as dry cleaning only when necessary, air drying instead of using a dryer, and repairing minor damages promptly. Taking care of your suits reduces the need for frequent replacements and contributes to a more sustainable wardrobe.

Conclusion

Investing in a stylish and sustainable suit is a fashion statement that supports ethical and eco-friendly practices in the fashion industry. With brands like Ministry of Supply, Moss Bros, and Hangrr leading the way, eco-conscious consumers now have more options than ever to dress sustainably without compromising style. By choosing eco-friendly fabrics, supporting fair labor practices, and opting for made-to-order or recycled garments, you can positively impact the environment while looking your best.

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