9 Sustainable Slip Dresses For Summer 2026
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Our editors have found and reviewed the best slip dresses made by sustainable brands โ these are our top picks.
Tight-fitting clothes in 90-degree weather? No, thanks โ we can feel the sweat pooling already.
Weโre all about easy, breezy basics this summer, like slip dresses that can be quickly dressed up or down with a quick change of shoes, accessories, or layers. Weโve narrowed down our favorites to the nine brands below, designed with lightweight and breathable fabrics like linen and silk โ which are responsibly sourced, to boot. Donโt just survive the heat this summer, thrive in style. ๐
Our criteria:
- ETHICAL PRACTICES | These brands adhere to ethical and responsible labor practices, ensuring their employees receive fair wages and have safe working environments. Weโve also included brands that give back to their communities and prioritize size inclusivity in their offerings.
- ECO-FRIENDLY/SUSTAINABLE | Each of these brands practices sustainability throughout their manufacturing process, including using all natural and organic materials, low-impact processes, and recycled/upcycled materials where possible.
- INCLUSIVE PRICES + SIZING | We get that sustainable fashion can be expensive, which is why we’ve looked for affordable brands that value inclusive sizing for customers.
Don’t miss sustainable sandals or summer hats to complete your wardrobe.
1. Quince
Best For | Affordable silk
Sustainable Materials | Mulberry silk
Sizes | XS โ XL
Price | $80
Quince makes effortless basics at affordable price points, and the 100% Washable Silk Slip Dress is a must-have in our summer capsule wardrobe. There are twenty one colors and patterns to pick from, from a beautiful forest green to pearlescent champagne โ all made with washable mulberry silk with a satin sheen. This piece will hug your curves and hit just around the knee, making it an immediate go-to for date night. The silk meets OEKO-TEX and Bluesign standards and will last for years to come.
Customer Review | “Been looking for a quality slip dress that looks elegant and flattering. So many hang awkwardly/bunch in places you don’t want or are simply too expensive. This dress surpassed all expectations. Will be ordering in many more colors. If you’re on the fence – do it.” – Lauren B. (Read all reviews.)
2. Boody
Best For | Vegan slip dresses
Sustainable Materials | Viscose bamboo, organic cotton
Sizes | XS โ XL
Price | $37 โ $70
Whether for sleep or summer style, Boody has two kinds of slip dresses to choose from. Thereโs the V-Neck Slip Dress thatโs breathable and light, perfect for throwing on to run errands while looking your best self. Or, you can go for the Everyday Slip Dress as a layering or nightime essential โ available in two colors, black or almond, and designed to hit mid-thigh. Whichever you choose, you can rest easy knowing theyโre all ethically and sustainably produced using FSC-certified and OEKO-TEX certified bamboo.
Customer Review | “My second purchase of the Everyday Slip. A must have if you like dresses. Superior quality and excellent value for money.” – Anel M. (Read all reviews.)
3. Cuyana
Best For | Everyday wear
Sustainable Materials | Silk
Sizes | XS โ XL
Price | $228
For a sexy and slinky slip dress, we recommend Cuyana. Made from Crepe de Chine silk in China, these pieces are gorgeously designed with a V-neck, silk band, and A-line shape. Just throw on a light jacket or add a sweater on top and your look is complete โ whether for a romantic dinner or out on the town with friends! Cuyanaโs pieces are Bluesign certified so theyโre both sustainable and safely produced. Choose from the โCoreโ black option or the equally sultry and deeply rich Mushroom color.
Customer Review | “In love with this dress. The hemline is so unique!” – Kristy S. (Read all reviews.)
4. Organic Basics
Best For | Sleepwear & loungewear
Sustainable Materials | Tencel
Sizes | XXS โ XL
Price | $60 โ $71
Organic Basicsโ slip dresses are the perfect combo of comfort and sustainability. Made with Tencel Lyocell fibers that feel silky smooth and breathable, these slip dresses are slim-fitted with adjustable straps, making it super flattering and easy to wear. Plus, the eco-friendly fabric is created through a closed-loop process that recycles 99% of water and solvents, so itโs as good for the planet as it is for your wardrobe! As part of their commitment to sustainability, Organic Basics donates 1% of sales to environmental causes and offset the carbon emissions of each product.
Customer Review | โNice length slip dress, in a good quality fabric, much thicker than other jersey dresses of this type is a similar style. I feel more comfortable wearing a dress of this style when the fabric is more substantial and less flimsy.โ – Isabelle (Read all reviews.)
5. Reformation
Best For | Special occasion wear
Sustainable Materials | Silk, viscose, Tencel, deadstock fabrics
Sizes | XS โ 3X
Price | $98 โ $580
Since 2009, Reformation has been on a mission to make sustainable fashion accessible to everyone. The brand worked towards becoming Climate Positive in 2025, and by 2030, everything they make will be part of a circular fashion system. Reformationโs slip dresses are a perfect example of this commitment, offering a wide variety of unique styles that you wonโt find anywhere else โ perfect for special occasions! Plus, Reformationโs RefScale tracks the carbon and water footprint of every item, so you can see exactly how their pieces stack up in sustainability.
6. Neu Nomads
Best For | Lightweight slip dress
Sustainable Materials | Tencel modal
Sizes | XS โ XL
Price | $275
Launched by two best friends in New York and New Delhi, Neu Nomads focuses on simple, sustainable luxury with a clean supply chain. Made ethically by women in India, Nepal, and Portugal, and with a focus on renewable materials and zero-waste packaging, these beautiful pieces are worth the investment. The Easy Slip Dress is available in 5 shades from fuchsia to lapis blue, all dyed with nontoxic AZO-free pigments. Plus, itโs lightweight and soft thanks to the Tencel fabric. Get one (or three, we wonโt judge) and slip into something simple yet stunning day after day.
Customer Review | “I had the dress already for three years in olive and bought now my second one in this wonderful lila tone. Love it” – Anna B. (Read all reviews.)
7. Everlane
Best For | Classic black slip
Sustainable Materials | FSC-certified triacetate
Sizes | XXS โ XL (00 โ 16)
Price | $118
This classic black slip dress from Everlane is the ultimate wardrobe staple, featuring a relaxed fit, midi length, and scoop neck design. What sets it apart is its construction from FSC-certified triacetate, a sustainable material from wood pulp that creates soft and durable clothing. Easy to care for, it can be machine washed on a gentle cycle and line-dried. Reviewers report that this slip dress can run slightly large, so be sure to size down for a more tailored fit!
Customer Review | โDress fits true to size and flows nicely from shoulders to shins. I did not expect to be โwowedโ because it is fairly basic but when I tried on it was very flattering. I love clothing I can toss on and run out the door feeling great about my outfit. Ideal for summer travel and outdoor dinners.โ – SV123 (Read all reviews.)
8. Buck Mason
Best For | Cotton slip
Sustainable Materials | Mainstay cotton
Sizes | XS โ XXL
Price | $168
Buck Masonโs relaxed slip dress โ made from lightweight plainweave cotton โ offers a subtle luster and an easy drape, hitting just above the calf. It features adjustable spaghetti straps, on-seam pockets, and comes in two versatile colors: Black and bay leaf. Garment-washed for a lived-in feel, itโs perfect for casual comfort. If you prefer a more fitted look, size down for a sleeker silhouette.
9. Whimsy + Row
Best For | Size inclusive slips
Sustainable Materials | Cupro, organic cotton, Tencel, viscose, linen
Sizes | XXS โ 3X
Price | $124 โ $1,200
Whimsy + Row features stylish, sustainable slip dresses in a variety of sizes, up to 3X. Each clothing item is produced locally on limited runs, ensuring unique pieces while cutting down on waste. Here youโll find slip dresses made from eco-friendly fabrics like Tencel, organic cotton, and upcycled materials that are kind to the planet. Whimsy + Row is also committed to being carbon-neutral with a zero-waste mindset in place โ from using fabric scraps for fun accessories to packing everything in recycled materials, youโll support slow and sustainable fashion with every purchase.
Customer Review | โI have been wanting a beautiful black dress for some time now and this was exactly what I was looking for! I feel spectacular in it and it fits almost just right. I think the sides could be a little more fitting, but otherwise it fits just as the measurements say! The fabric feels so lovely and thicker than I expected. I love it! I can’t wait to wear it!โ – Mandy (Read all reviews.)
Featured image is from Cuyana
