Ethical Pyjamas & Nightwear: The Ultimate UK Guide

On the lookout for ethical pyjamas or sustainable loungewear? I’ve got you covered, with my big guide to eco-friendly sleepwear from UK-based brands for men and women.

When it comes to eco-friendly pyjamas, the most sustainable sleepwear option would be to don an old t-shirt and call it a night. But sometimes you want to feel a bit more pulled together. 

Normally, I would advise shopping second-hand for clothing as the most ethical choice. However, I don’t know about you, but pyjamas are one of those things I’d rather buy new than secondhand. 

If you’re looking for new sleepwear, then, to save you time, I’ve rounded up the best ethical pyjamas, sleepwear, and loungewear available from UK brands for men and women.

Guide to Ethical Pyjamas, Sleepwear & Loungewear

To make this ethical pyjama guide as helpful as possible, I’ve added the size range each brand offers and a rough guide to the price per item. I’ve also included any discounts currently available.

The price range key for this guide is £ = Under £50 | ££ = £50 – 100 | £££ = £100+

Seasalt

• Budget: £
• Caters for: Women (UK sizes 6 – 28)
• Available from Seasalt

For stylish organic cotton nighties and snuggly sleepwear tops, try Seasalt. This high-street brand was the very first fashion company to achieve Global Organic Textiles Standard (GOTS) certification back in 2005.

Seasalt has been a member of the Ethical Trading Initiative (ETI) since 2018. This is a UK-based independent body that brings together companies, trade unions, and non-governmental organisations. Membership helps to ensure compliance with international labour standards in the global supply chains of member companies.

It’s also part of SEDEX –  an ethical trade membership organisation that works with businesses to improve working conditions in global supply chains.

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BAM

• Budget: £
• Caters For: Men (sizes S – XXL) and Women (UK Sizes 8 – 16)
• Available from BAM

As the name suggests, BAM sells sustainably sourced and ethically made nightwear and leisurewear made from super soft bamboo.

As well as selling seriously soft and comfortable loungewear, BAM takes sustainability seriously. It has set ambitious goals that it wants to achieve by 2030 across every element of its supply chain. This includes zero waste to landfill, zero pollution, and zero water waste.

BAM also values transparency and shares information about both its factories and supply chain. The brand is also a member of the Fair Wear Foundation. This independent third-party assessor ensures that workers’ rights are protected and that the factories used are safe and empowering places to work. 

Get 10% off your first order when you sign up for the BAM newsletter.

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Polarn O. Pyret

• Budget: £
• Caters for: Men (size XS – XL) and women (UK sizes 8 – 24)
• Available from Polarn O. Pyret

Polarn O. Pyret may be better known as a sustainable kids’ clothing brand, but don’t let that put you off. It has a substantial collection of nightwear for adults – all made in its signature super soft GOTS-certified organic cotton.

Here you’ll find two-piece unisex pyjama sets, in a wide range of colours, as well as separate tops and leggings. And if you prefer nightdresses, it has these too.

Get 15% off your first order when you sign up for the Polarn O. Pyret mailing list.

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Piglet

• Budget: ££ – £££
• Caters For: Men and Women (sizes XS – XL)
• Available from Piglet

The cheekily named Piglet sells beautiful Oeko-Tex certified linen pyjamas and loungewear. This means that no harmful chemicals have been used in any process of the cotton cycle, from the raw cotton through to the knitting and dyeing process.

From pyjama trouser sets to pyjama shorts sets to cami pyjama sets for summer, you’ll find everything for your ethical sleepwear needs.

Linen is a great sustainable fabric choice because every part of the flax plant can be used. What’s more, flax is a rotational crop, farmed naturally in small batches, so it contributes to good soil health. Piglet’s pyjamas ship plastic-free, too, for that extra feel-good factor.

Get 15% off your first order when you sign up for the Piglet newsletter.

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Komodo

• Budget: £ – ££
• Caters for: Men (S – XL) and Women (UK sizes 8 – 16)
• Available from Komodo

Komodo – one of the UK’s longest-running ethical clothing brands – has a great selection of pyjamas for men and women that are well worth checking out. Made from organic cotton, this soft, back-brushed fabric is perfect for keeping cosy as the nights draw in.

In business since 1988, this brand has sustainability in the bag. It only makes clothing from premium quality organic, natural, and eco-friendly fibres, such as GOTS-certified organic cotton. Most products are vegan, and Komodo does not allow single-use plastic in its supply chain.

And as a member of 1% for the Planet, Komodo donates to the Sumatran Orangutan Society. This charity is restoring natural rainforests and ecosystems through the purchase and repurposing of palm oil plantations.

Get 10% off your first order at Komodo when you sign up for its mailing list.

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Rapanui

• Budget: £
• Caters For: Men and Women (Sizes S – XL)
• Available from Rapanui

If you’re a fan of cosy flannel, then be sure to check out Rapanui. These super soft unisex pyjama bottoms are made in the UK, in Rapanui’s renewable energy-powered factory, from organic cotton.

This sustainable brand ticks a lot of boxes. Every product Rapanui makes is designed to be sent back for recycling when it is worn out. Once returned to Rapanui, the organic cotton is processed and spun into organic yarn, ready to make new products for a truly circular approach to clothing.

Find a QR code on every wash care label, which leads to instructions to send your products back for recycling.

Get 10% off your first order when you sign up for the Rapanui mailing list.

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Beyond Nine

• Budget: ££
• Caters for: Women (UK sizes 6 – 22)
• Available from Beyond Nine

This pioneering British brand makes pyjamas that are not only beautifully soft and stylish but also deeply thoughtful. Designed to adapt to women’s changing bodies, these PJs can be worn comfortably through every stage of life, meaning you’ll treasure them for years rather than months. They’re also designed to be worn anywhere if you want – so they don’t have to be just for bedtime!

Beyond Nine also takes sustainability seriously, making its pyjamas in the UK in factories that pay living wages, using deadstock fabrics, certified linen, and organic cotton, and low-impact production methods that cut down on waste.

Get 10% off your first order at Beyond Nine when you sign up for its mailing list.

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Haus Of Niya

• Budget: £
• Caters For: Women (Sizes XS – XL)
• Available from Etsy

London-based Haus of Niya makes stunning hand-printed organic cotton pyjamas for women in a variety of styles – long, short, and cami sets – that are made sustainably from natural dyes and 100% GOTS certified cotton.

Its range of bright and zingy block-printed patterns are a total joy. And with the luxurious feel of high-end pyjamas, these offer unbeatable value.

What’s to especially love about Haus of Niya is that it operates a zero-waste policy. All of its designs are cut in such a way as to keep textile waste to an absolute minimum. Any leftover material is then used to make matching hair scrunchies.

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Noctu

• Budget: £ – ££
• Caters for: Women (sizes XS – XXL)
• Available from Etsy

Noctu produces organic sleepwear and loungewear for women. Made in England from 100% GOTS-certified cotton in England, Noctu is also Oeko-Tex Certified.

I’ve tried Noctu out and its pyjama bottoms and tops are really soft and comfortable and wash really well.

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Stripe & Stare

• Budget: ££
• Caters for: Women (UK sizes 6 – 22)
• Available from Stripe & Stare

Stripe & Stare, a female-fronted certified B-Corp, make beautiful sustainable nightwear. Designed by women for women, these are made to be breathable, feminine, and comfortable.

Made from sustainable Tencel (produced from trees), its supersoft pyjamas are available in plain neutrals, or bold colours and fun prints in a wide range of styles. From long or short pyjama sets to separates, there’s something for every preference.

What’s also to love is that Stripe & Stare plants a tree with every order placed, in collaboration with Ecologi. So your pyjamas made from trees grow more trees!

Sign up for the Stripe & Stare newsletter for 10% off your first order.

More Ethical & Sustainable Ways To Keep Cosy

If you’re looking for other ways to keep cosy, then I’ve got lots more handy guides for you:

• Try my guide to ethical socks for cosy toes.
• My guide to ethical slippers has all the best sustainable options.
• And my guide to ethical dressing gowns has ideas for men and women.