1. Alexander Clementine

Alexander Clementine is a sustainable underwear brand that was founded by Freya and Alex, a couple that wanted to shake up the sustainable fashion industry and create sexy underwear. What makes Alexander Clementine unique is their use of a silk like fabric made from Tencel and Seacell - a newer eco fabric made from cellulose and Laminaria digitata, an edible brown seaweed that's also referred to as horsetail kelp.

Size: Triangle Bras run from S to L, while bralettes run XS to XL.

2. Ayten Gasson

Ayten Gasson makes luxury silk lingerie, handmade in their Brighton Boutique. They have a sustainable collection that uses upcycled vintage laces, organic fabrics such as bamboo and peace silk. The new cotton lace is sourced from companies based in the UK. Ayten Gasson designs, drafts the patterns and produces the samples in their studio.

Sizes: Soft Bras size S to L, underwire bras are available in band size 32 to 36 and cup size B to D.

3. Beaumont Organic

Beaumont Organic uses GOTS certified organic cotton for their bra and knickers collection. They work with factories in the EU and give long lead times so that the factory workers don't need to work longer hours to meet deadlines. Beaumont Organic set up The Beaumont Organic Foundation which donates 1% of annual profits to helping the people and children in Taveuni, Fiji. They support the Loloma Foundation and continue to renovate the local hospital.

Sizes: XS to L

4. Buttress & Snatch

Buttress & Snatch is a playful British made lingerie brand . Everything is made by hand in their Hackney, London studio, using high end deadstock waste materials from the fashion industry with recycled and eco fabrics from UK suppliers. They do small scale custom production which allows them to make a diverse range of sizes and styles, all made to order. They buy their materials from UK suppliers and do what they can to support UK manufacturing every step of the way. They have been making lingerie since 1999.

Sizes: 32B to 36D but can make custom sizes if your size is not available.

5. Elliss

Elliss creates lingerie and clothing using conscious design methods and minimal waste. They use natural fabrics such as organic cotton, hemp, bamboo. Elliss works with 2 manufacturers - one in London and a second one in Slovenia where all offcuts and threads are recycled into mattress fillers and insulations. The printer they work with in the Netherlands uses GOTS certified non toxic dyes.

Sizes: S to L

6. Frank & Faith

Frank & Faith curates their lingerie pieces from various well known eco-friendly brands such as Boody, People Tree and Thought. They are a marketplace for the conscious consumer!

UK sizing: 8 to 16

7. Greenfibres

Greenfibres believes that sustainability "starts with the farmer and the cotton picker working in a safe environment". They are an organic cotton basics brand that believe in the safe working conditions and fair pay of their workers.

Sizes: 32A to 38C or XS to XL depending on the bra as they are sometimes manufactured at different factories.

**has maternity bras suitable for breastfeeding

8. Juliemay

Juliemay is an ethical luxury lingerie brand that uses organic pima cotton and silk as their fabrics of choice. The fabric closest to the skin is silk, which wicks away moisture for breathability and gives you that most luxurious feel. Juliemay is certified to be an allergy friendly product by AllergyUK as they are free of harmful chemicals and contain no latex or elastics making them idea for eczema, psoriasis or allergy sufferers.

Sizes: 8 to 18

9. Know the Origin

Know the Origin is a fast growing online retail shop that curates their pieces through stringent sustainability standards. They curate pieces from well known brands such as Hara the label for their bras and undies. In fact, they are the only UK stockist! All their pieces are made of bamboo and plant dyed using herbs such as tumeric, indigo and mader root.

Sizes: XS to XL

10. LoveRose

LoveRose is a luxury sustainable lingerie brand based in Scotland, made from recycled lace and mesh, using 100% natural dyes and recycled packaging. LoveRose offers wire free collections of lingerie for every woman - including those who've undergone surgery!

Sizes: S to 2X

11. Luva Huva

Luva Huva's creates small and seasonless collections for all bodies using sustainable materials. Their beautiful pieces are also made to order in any size you need.  

Size: Custom Sizing Made to Order

12. Mojo Lingerie

Mojo Lingerie handmakes their lingerie so you know you can have a great fit everytime. You can send in your preloved tees to be transformed/upcycled into underwear or customize based on an assortment of available fabrics. Garments are made to measure for no extra cost.  

Sizes: XXS to 4XL

13. Molke

Molke designs and creates their bras and underwear in their own studio in Scotland. They are accredited living wage employers. They donate their scrap fabric to organizations like Remake Scotland. Their printed fabrics use GOTS certified organic cotton, and their plain color fabric uses OEKO-TEX certified fabric.

Sizing: XS to 2XL.

**Also suitable for breasfeeding

14. Nudea

Nudea was founded by Priya Downes when she was underwhelmed by what she saw when working for some luxury brands in the fashion industry. She uses sustainable fabrics such as Tencel, as well as recycled microfibre to make her pieces. Her mission is simple: "to create supportive and functional underwear that looks great, feels great and is kinder to the planet". 1% of profits goes back into the community to support the people and the planet.

Sizes: Band Size 30-40, cup size A to H.

15. Rêve en Vert

Rêve en Vert curates sustainable lingerie, designed for body confidence. They curate their pieces from brands like Araks, the Wylde, Organic Basics and Indigo Luna.

Sizes: XS to L

16. Stripe & Stare

Stripe & Stare is for the doer, the go getter, the one that doesn't want to be disturbed by uncomfortable underwear! With colorful prints and bold tones, Stripe & Stare's undergarments are made using eco-friendly Tencel Micro Modal.

Sizes: XS to 4X

17. Thought

Thought uses natural fabrics like bamboo, hemp and organic cotton in their sustainable lingerie pieces. They focus on slow fashion - they want their designs to be worn again and again for years to come. They produce in small quantities and aim for zero waste by turning scrap fabrics into headbands. Quantities are small. Use only polyester that is recycled. They are a founding partner of the Ethical Fashion Forum.

Sizes: XS to XL

1. BODEN

Boden has a few eco-friendly swimsuit pieces in their kids swimwear collection. We've included them in our list as they are committed to using regenerated or recycled swimwear by 2025. The capsule collection they do carry of eco-friendly swimwear is made of ECONYL® regenerated fabric. They are based in the UK but have an online store in the US. Sizes for boys and girls range from 3/6 months to 11/12.

2. COSMO CREW

Cosmo crew is a children's ethical swimwear brand that has playful prints for girls and boys from 6-12 months all the way up to 13-14 yrs. The swimsuits are made from Italian recycled fibers and organic cotton. The rash guards and pants can be worn in colder climates as a base layer. They are ethically made in Bali by a small, family owned factory.

3. ELLE EVANS

Elle Evans swimwear for teens as well as kids. They run from 0-1 up to 8-9 for kids and sizes 8-16 for teens with options for both boys and girls. Bathing suits are designed, printed and made to order in Melbourne Australia. They are made from ECONYL nylon fiber and Xtra life lycra. They are digitally printed - water based, non-toxic inks. They also minimize waste in their design - and the waste that is left behind becomes a frill or strap on another style. They finally ship through Sendle, a carbon neutral carrier out of Australia. The seamstresses are paid above minimum wage and only work 5 hours at a time with regular tea breaks.

4. FOLPETTO

Folpetto was created after Camilla (owner/founder) could not find quality Eco swimwear that offered protection against UVA and UVB rays while spending days at the beach. Folpetto's swimwear is made from ECONYL® yarn, in a small family owned factory in Italy. You can find short and long sleeve rash guards and board shorts for boys, as well as rash guards, one piece and two piece bathing suits for girls ages 6-12 months to 11-12 years.

5. FRIJA OMINA

Frija Omina makes one piece swimsuits for girls size 2T to size 7/8 (European sizing 92-122). Made from organic cotton and elastane or recycled nylon and lycra. Most of the production process takes place in Europe, to minimize the carbon footprint.

6. GARY MASH

Gary Mash swimwear is 100% vegan and fairly produced. They offer swim shirts and swim shorts for for boys and girls from 3/6 month to 2/3 years. They have swim diapers for the littlest swimmers from 6-8 kg (13-18 lbs) to 13-17 kg (28-38 lbs). They are made with OEKO TEX standard 100 polyamide and/or polyester. Gary Mash is a Fair trade licensee with Fair trade international.

7. HANNA ANDERSSON

Hanna Andersson is known for their matching family sets, and it's no different for their swimsuits! You can find styles and patterns for the family that are eco-friendly and Standard 100 OEKO-TEX certified.

8. JESSICA REY

Jessica Rey's one piece swimsuits are playful and cute for a day at the beach or poolside. If your little one loves skirts and dresses, Jessica Rey has a selection of swimdresses for your little one. They come in size from Sizes 2/3 to 14 for some styles. They are made from 100% regenerated nylon and made in Los Angeles.

9. LOOP SWIM

Loop Swim is a circular swimwear brand that makes all of their swimsuits with REPREVE® post consumer recycled PET (from plastic bottles). They have a swimsuit range for boys and girls from size 4 to 14 years, and board shorts from 2 to 12 years. They have also partnered with their fabric supplier, Unifi, to recycled their swimsuits at the end of its life. Ships out of China.

10. MINI RODINI

Mini Rodini is an ethical swimwear (and clothing!) brand for your little ones. Their swimsuits are made from ECONYL® and 100% recycled polyester that range in size 80/86 to 128/134 (about 9 months to 7-9 yrs) for boys and girls. They are also part of the Fair Wear Foundation and are part of the Fair Wear Foundation Living Wage program in India, and Mini Rodini has extended it to their factories in urkey Based in Sweden.

11. NOMA

Noma makes gender neutral, sun protection swimwear that can be passed from sibling to sibling for years to come. Once it cannot be passed along anymore, return it to NOMA with their recycling program to keep themout of the landfi. Swimwear is made from ECONYL® recycled polyamide and lycra XTRA Life. Based in the UK.

12. OF ONE SEA

Of one Sea not only has swimsuits for little kids, but bigger kids too! Look no further than to Of one Sea for cute swimwear prints for your hard to buy teens. Their sustainable swimwear is made from recycled blend of recycled water bottles and ghost fishing nets from the ocean.

13. OOBI

Oobi creates and makes swimsuits for girls From 2 yrs to 12 yrs. Has one for one donation (donates a garment to an Aussie Child in need for every purchase) and ethical production. The factories Oobi utilizes are audited by SEDEX and must receive a pass.  

14. PATAGONIA

Patagonia is an eco-friendly brand that has a variety of high performance swimwear for boys and girls make from recycled plastic or recycled polyester. They are involved and donate to various environmental activist groups.

15. PEHR

Pehr is a female-founded and led ethical company for baby clothing, accessories more! They feature a swimwear collection for boys, girls and unisex from ages 0months to 5T. Made from recycled fibers, their swimwear also boasts UPF 50+ sun protection.  

16. ROSIE BEACH

Rosie Beach is a children's swimwear brand dedicated to making fun (and matching!) swimwear for boys and girls from size 2 to 14. Rosie Beach donates 1$ for every 50$ in net sales to #teamseas to help with waste removal from the oceans!

17. SNAPPER ROCK

SnapperRock was first creating for the junior sailing market when a need was discovered. Their pieces are made for days spent in the sun (UPF50+) without nasty chemicals. Their sustainable fabrics are printed or dyed in OEKO-TEX certified manufacturing facilities. The also love to give back - the have a financial and product support to the Children's Melanoma Foundation.

18. TEA

Tea is a philanthropic company that gives back to projects and organizations that help create better worlds for our children. Their designs are made using quality materials and inspired by different cultures, making them unique and built for generations to come.

19. VISSLA

Vissla is a forward thinking brand centered on surf and ocean culture for men and boys. They strive to mimized their impact on the planet and use more eco-conscious fibres like hemp, organic cotton, repreve, coconut polyester and more.

Araks - ECONYL® Mallory Hipster Pimlico

Aurai Swim - Amni Eco Soul ® - CO2 Control and Digitale Eco recycled yarn Positano High Waist Reversible Bottom

Baiia - Recycled Nylon Brigitte Reversible High Waist Bottoms

Bikini Empire - Double layered Italian Eco-polyamide fabric -Caliente Bottoms in Lavender

Davy J - ECONYL® The Jones Super High Waisted Briefs

Galamaar - ECONYL® High Waist Bottoms

Hackwith Design House - Recycled Polyester Twist High Waisted Bottoms

Hakuna Wear - Recycled Polyester Jeju Reversible High Waisted Bikini Bottom

Natasha Tonic - Hemp Vision Bikini Bottom

Prana - Fair Trade certified, ECONYL® Aurelia Ribbed High Rise Swim Bottom

Slo Active - Yulex High Waist Surf Short

Smart Glamour - Custom Made Bette Swimsuit Bottom

Wolven - Recycled Polyester Zephyr Reversible High Waist Bikini Bottom

Coalatree - Recycled Nylon Women's Trailhead shorts

Patagonia - Recycled Nylon Wavefarer Boardshorts

Prana - Recycled Poly & Organic Cotton Mariya Short

Prana - Recycled Polyester Schaffie Shorts

United by Blue - Recycled Nylon Sport Shorts

Flying Love Birds - Recycled Polyamide Green Jungle Surf Pant

Hemp Huggers - Organic HempCheeky Boy Short Bikini Bottom

Ipanii - Recycled Polyamide Fun Bikini Bottom

Mymarini - ECONYL® Surfshorts

Patagonia - Recycled Polyester Stretch Hydropeak Surf Shorts

Peony - Recycled Yarn Parfait Short

Prana - ECONYL® Datum Swim Short

Tomboy X - Recycled Polyester Oeko-tex 100 certifed Turtles Swim Shorts

Waterlust - Recycled Polyester Fountain of Youth Shorts

Wolven - RPET Reverie High Waisted Short

Yoga Democracy - RPET Joey Short in Rustica

Jessica Rey - Recycled Nylon Skirt in Botanical

Boden - Recycled Polyester and Polyamide Levanzo Tankini

Frija Omina - Recycled Nylon Tankini Top Nola Gray

Hemp Huggers - The Diva Hemp Bikini Top

Ipanii - Recycled Polyamide Shine Tankini

Jessica Rey - Regenerated Polyamide Elizabeth Tankini in Petal Pink

Prana - ECONYL® Jess Reversible Tankini

Summersalt - Recycled Polyamide The Cinched Tankini

Tomboy X - Oeko Tex 100 Certified non-toxic Narwhal Swim Tank

Flying Love Birds - Recycled Polyamide Cozy Jungle Crop Swim Top

Mymarini - ECONYL® SurfTop

Hackwith Design House -Recycled Polyester Scoop Wrap Swim Top

Yoga Democracy - Recycled PET Free Range Sport Top

Aurai Swim - ECONYL® and Amni Eco Soul Tofino Rash Guard

Loop Swim - Recycled Repreve PET Fishbowl Robyn Crop Rashie

Prana - ECONYL® Seleina Rashguard

Shapes in the Sand - Recycled Polyester Nectar Garden Long Sleeve Sun and Swim Top

Vitamin A - Recycled Nylon Gemma Ruched Crop Swim Top

Vitamin A - Recycled Polyester Raya Long Sleeve Swim Tee