10 Best Eco Friendly Mailing Bags in The UK

Last updated on 11/08/2025

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JENCENBIO Compostable Postage bags, 26x38cm Mailers Bags, Self-sealing Strip Eco Friendly Parcel Bags for Clothing Shoes Packaging 50 Pack Pink

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Why We Love It

Eco-friendly and compostable option.
Strong and durable for shipping.
Perfect for clothing and non-fragile items.

Main Highlights

SIZE: 26cm x 38cm,50 counts (Pink), Extra thick 2.4 Mils/60 Micron perfect for sending out non-fragile items such as clothing.
CERTIFIED COMPOSTABLE IN U.S. & EUROPE: Our Compostable Mailers bags are certified to american standard ASTM D6400 (BPI) and european standard EN 13432 (OK COMPOST HOME), guaranteed to be Compostable in home composting facilities.
Multipurpose: Our organic Mailers bags unscented, leak-proof, moisture, water and punctures. strong tamper-proof self-adhesive strip can keep your package safe.
INSTRUCTIONS FOR USE: Our organic Shipping Envelopes are made of starch-based materials. Avoid overheating, place the Shipping bag in a cool and dry place and use it up within one year after purchase.
Let's work together to make our home better and better and give our next generation a more comfortable environment. Replacing plastic with our sustainably manufactured, compostable bags. Let's make Earth a better place.

Switory 25pc Small A4 21.6cmx28cm Kraft Bubble Mailers Padded Envelopes for Packaging Gold Delivery Envelopes Padded

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Why We Love It

Eco friendly materials and packaging.
Opaque and lightweight design.
Durability and tamper-evident seal.

Main Highlights

【Eco Friendly Materials Bubble Mailer】The envelope is made of kraft.Your customers will be surprised and relieved to open a bubble mailer of eco friendly materials. Using biodegradable shipping supplies will speak volumes about your sense of social responsibility and the high grade of your brand, and bring you closer to your customers through a good corporate image.
【Usable size】 21.6cmx28cm, outside size: 21.6cmx32cm. Pack of 25pcs. Whether you are thinking of mailing documents or something else, these padded sturdy envelopes should be your first choice. The bubble lining provides a layer of padding that normal laminated envelopes don’t.
【Opaque and Lightweight】 These bubble lined envelopes are lightweight. padded envelopes are completely opaque and protect the shipped item from prying and curious eyes. You can mail sensitive documents without fear in these bubble mailers.
【Durability & Sturdiness】The surface of this kraft bubble envelopes made from a durable kraft paper. The interior built with bubble lined wall construction for extra protection during transit, ensure the packages arrive in great condition.
【Simple Peel & Seal】The selfseal closure provides a reliable, tamper-evident tight seal to secure all enclosures. The padded envelopes keep your shipment safe from damage and tampering until delivery. Extra smooth surface is perfect for handwriting, labeling and stamping.

RUSPEPA Kraft Paper Poly Envelopes Mailer, Self Seal Shipping Bags, 100% Recyclable, Reusable Packaging Great Idea For T-Shirt Clothing Shipping Bag - 23.6 x 33 cm - 25 pcs

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Why We Love It

Eco-friendly and recyclable composition.
Easy to reseal and reuse.
Durable for safe transit.

Main Highlights

Medium size, 23.6 x 6 x 33 cm ( Width x Depth x Length ), 25pcs/pack, suitable for the dress shirt, napkin set, yard, etc.
Constructed from oiled kraft paper, robust paper mailing bags to protected during transit.
2 Peel-&-seal strips for easy closure and reuse, open along the perforated line, remove the strip and reseal if you wish to reuse it.
Environmentally friendly composition, 100% recyclable, popular alternative to polythene mailing bags.
Reusable mailers are ideal for round trip (two way) fulfillment of samples, replacement parts, exchanges, returns, documents, etc.

Simplelifeco UK FSC Certified, Eco Friendly Paper Mailing Bags (14 x 17”) | 100% Recyclable Planet Positive Postage Bags | B Corp (Pack of 10)

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Why We Love It

Eco-friendly and recyclable material.
Exceptional tear resistance.
Stylish and durable packages.

Main Highlights

About the Material: Kraft Paper, with an irresistible combination of style and strength, stands tall as the ultimate choice for our paper mailing bags. The distinctive charm and earthy texture of kraft paper creates a captivating visual appeal, setting your packages apart from the ordinary whilst giving energy that is simply contagious. With its exceptional tear resistance and durability, this material ensures that your items reach their destination unscathed and in pristine condition.
Make a Positive Impact: Get set to send out your products with a burst of eco-consciousness and a splash of excitement! Our mail bags are not only kerbside recyclable, but they also radiate a contagious sense of positivity and enthusiasm. Say goodbye to compromising style for sustainability! It's time to confidently showcase your goods and prove to the world that being environmentally responsible and fashionable are a winning combination. So let's get ready to make a bold statement and revolutionise the way we ship – with our vibrant paper shipping bags leading the charge!
Dedication to Perfection: At the heart of our mission is the unwavering commitment to deliver the most uplifting and extraordinary paper mailers ever encountered. Our team pours their passion and dedication into meticulously checking each post bag, infusing them with a genuine touch of love and care. We are driven by the pursuit of absolute perfection, subjecting every single mailer to rigorous checks that leave no room for error. These mailers radiate excellence and sophistication, leaving a lasting impression on you, your valued customers, and even Mother Nature. Designed to bring a smile to everyone's face, we hope you love them as much as we do!
Why Simplelifeco? When you choose Simplelifeco, you're not just buying packaging - you're supporting a UK based B Corp (since June 2023!) dedicated to sustainability and ethical practices. Our mission is to make a positive impact on the planet and our people, not just turn a profit. Join us in striving for a better, simpler, and more conscious way of living. Your support helps us make a positive impact and work towards a brighter future for all.
What’s in the Pack: 10 x 100gsm kraft paper postal bags, each measuring 14 x 17”(36 x 43.5cm). Note: Due to the way our mailers are made, the internal space for both sizes is approximately 0.5" less than the external dimensions.

Simplelifeco UK Extra Large Eco Friendly Paper Mailing Bags | 100% Biodegradable & Recyclable Postage & Packaging for Small Business Owners (Pack of 10)

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Why We Love It

Durable double ply kraft paper.
Eco-friendly sustainable packaging.
Certified B Corp backed.

Main Highlights

About the Material: Our XL paper mailing bags are crafted from a premium, double ply kraft paper that embodies durability and sturdiness. This resilient material provides a reliable shield for your valuable contents during transit, ensuring they reach their destination unharmed. Its thick construction offers an impressive combination of strength and protection, making it the ideal choice for securing larger items.
Make a Positive Impact: Bid farewell to conventional packaging and embrace a brighter, more sustainable future. Amaze your customers with phenomenal eco-friendly packaging, demonstrating your genuine commitment to safeguarding our planet through the use of sustainable packaging alternatives.
Commitment to Excellence: At our core, we are driven by a relentless pursuit of excellence. Our primary goal? To deliver mailers that matter. We refuse to settle for anything less than extraordinary, which is why we meticulously inspect every single pack (yes, you heard it right!). With unwavering commitment, we recognise the unparalleled worth of these magnificent gems, meticulously crafted with a touch of professionalism that will invariably ignite your desire for more.
Why Simplelifeco: When you choose to buy from us, you're not just supporting any old company… You're backing a certified B Corp that holds the same importance to the planet and our people as we do to making a profit. From funding the planting of trees across the world to supporting local charity events, we'll get stuck in! So thanks for believing in us, and helping to make it all happen!
What’s in the Pack: 10 Extra Large Mailing bags, each measuring 13 x 26” (with a 4” side gusset). Plus, each pack is protected by compostable outer packaging, making it a win for both the goodies inside and the environment.

G4GOODS® 100 Large Grey Postage Bags 17" x 24" Self Seal Postal Bags 432mm x 610mm Strong Waterproof Mailing Bag Eco-Friendly Large Poly Mailers Parcel Delivery Bag

Why We Love It

100% Recycled for eco-friendliness.
Durable and waterproof design.
Strong self-adhesive seal.

Main Highlights

✅ G4GOODS GREY MAILING BAGS: Ship confidently using our 100% recycled grey mailing bags. These durable, waterproof bags keep your items secure and ensure they arrive safely every time.
✅ COLOR SIZE & THICKNESS: G4GOODS 100 pcs of grey mailing bags measure 17" x 24" (432mm x 610mm) and are durable 50-55 microns thick. Their sleek grey colour ensures a professional look while providing reliable strength.
✅ STRONG ADHESIVE SEAL: G4GOODS grey mailing bags feature a self-adhesive seal with all-season glue, ensuring a secure and tamper-proof closure. This is perfect for protecting your items during transit.
✅ MOISTURE & WATERPROOF: G4GOODS grey mailing bags are fully waterproof, safeguarding your items from moisture and water damage. Keep your packages secure and dry during transit with these reliable bags.
✅ CUSTOMER SATISFACTION: G4GOODS grey parcel bags are fully opaque for secure private shipments. Crafted from recyclable materials, these eco-friendly mailing bags deliver reliability and guaranteed satisfaction!

Simplelifeco UK 10 x 12” Compostable Poly Bags for Clothes | Eco Friendly Translucent Packaging Bags with Peel & Seal Lip | B Corp (Pack of 50)

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Why We Love It

Eco-friendly and stylish packaging.
Impeccable craftsmanship guaranteed.
Supports ethical, sustainable practices.

Main Highlights

About the Material: Boasting a luxurious translucent matte finish, Simplelifeco self adhesive bags effortlessly strike a balance between style and eco consciousness, offering a guilt-free solution for conscientious consumers. Characterised by flawless craftsmanship and a compostable blend of cornstarch and biopolymers, they truly embody the essence of sustainability.
Create a Powerful Influence: Prepare to deliver your merchandise with an undertone of environmental consciousness and a sprinkle of flair! Our compostable poly bags are not only an ethical packaging option, but they're also bursting with optimism and uplifting spirit. No longer must Mother Nature be compromised for fashion! Now is the moment to flaunt your uniqueness and reveal to the world that you can embody your core values and fashion-forwardness simultaneously!
Dedicated to Perfection: Our team puts their heart and soul into creating each and every pack, ensuring that every single one is of the highest standards. Each bag is carefully examined through a series of rigorous tests, leaving no room for imperfection. With their impeccable craftsmanship and sleek, professional appearance, these extraordinary garment bags radiate excellence, instilling a sense of pride in you, your customers, and our planet.
Why Simplelifeco? When you choose Simplelifeco, you're not just buying packaging - you're supporting a UK based B Corp (since June 2023!) dedicated to sustainability and ethical practices. Our mission is to make a positive impact on the planet and our people, not just turn a profit. Join us in striving for a better, simpler, and more conscious way of living. Your support helps us make a positive impact and work towards a brighter future for all.
What’s in the Pack: 50 translucent self adhesive bags, each measuring 10 x 12” inches (25.5 x 30.5cm), and made from a compostable cornstarch blend. Plus, each pack is protected by an additional compostable bag, making it a win for both your bags and the environment.

The Little Eco Company

The Little Eco Company 'PLANTS NOT PLASTICS' Certified Compostable mailer bags -eco friendly pack of 20 (Large Letter 35x25cm)

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Why We Love It

Eco-Friendly, Plant-Based Material.
Quick Breakdown In Compost.
Strong And Weatherproof Alternative.

Main Highlights

🌱 MADE FROM PLANTS NOT PLASTIC UPGRADE YOUR MAILING SOLUTION AND GO PLASTIC FREE
💚 100% BIODEGRADABLE AND COMPOSTABLE. Made from corn starch, It breaks down within 45 days in an ideal compost environment and within 6 months in home compost
✅ CERTIFIED TO EUROPEAN STANDARD (EN13432), AUSTRALASIAN STANDARD AS5810 & AS4736 and VINCOTTE OK COMPOST
✅ BRITISH STANDARD BS1133-21 SUFFOCATION WARNING COMPLIANT- Have peace of mind your bags are compliant
♻️ The bag is made with a degradable additive and Polymer made from cornstarch allowing the same strong anti tear and weatherproof performance like plastic but without the negative environmental impact.

Eco-friendly plant-based materials.
Strong, durable, and weather-proof.
Available in multiple pack sizes.

Main Highlights

Made From Plant Materials: These bags are made from similar starch based materials as food waste bags. They can even be used in your food caddy after use.
Strong and Durable: 70 microns thick bags are ideal for heavier items such as books, clothing, beauty products, pet supplies, stationary etc. Once you peel off the self-adhesive seal, the bag will be sealed making the contents of the bag very secure and weather-proof.
Certified: These bags have been certified to North American and European standards for industrial and home composting.
Apealing Colour and Design. As a small business owner you will be pleased with customer comments if their orders are delivered in these green eco bags.
Number of Bags in a Pack: We offer 10, 20, 50 or 100 bags in a pack so you can try a smaller pack as a trial. Other sizes are also available, please see our other products.

Simplelifeco UK Eco Friendly Compostable Mailing Bags (Medium: 12 x 16”, Pack of 10) - Compostable Mailers - Postage Bags - Eco Friendly Packaging

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Why We Love It

Eco-friendly and stylish packaging.
Sustainable and guilt-free mailers.
Supports a circular economy.

Main Highlights

About the Material: Impeccably engineered using a blend of cornstarch and biopolymers, Simplelifeco mailing bags are the shining stars of sustainability. With their premium matte finish, they leave a lasting impression while treading lightly on our planet offering a guilt-free solution for conscientious consumers. Each mailer will break down into nutrient-rich goodness, giving new life to the soil and supporting a circular economy.
Make a Positive Impact: Get ready to send your products with a twist of environmental responsibility and a dash of pizzazz! Our postage bags are full of positive vibes and feel-good energy. No more sacrificing sustainability for style! It's time to strut your stuff and show the world that you can be conscious of our planet and trendy at the same time!
Dedicated to Perfection: We are on a mission to deliver the most stunning mailers you have ever encountered. Our team pours their hearts into meticulously crafting each pack with love and care, subjecting them to rigorous checks (yes, every single one!). These remarkable shipping bags radiate excellence with a sleek and professional finish, making you, your customers and mother nature feel amazing.
Why Simplelifeco? When you choose Simplelifeco, you're not just buying packaging - you're supporting a UK based B Corp (since June 2023!) dedicated to sustainability and ethical practices. Our mission is to make a positive impact on the planet and our people, not just turn a profit. Join us in striving for a better, simpler, and more conscious way of living. Your support helps us make a positive impact and work towards a brighter future for all.
What’s in the Pack: 10 mailing bags, each measuring 12 x 16” (30.5 x 35.5 cm). Plus, each pack is protected by compostable outer packaging, making it a win for both your envelopes and the environment.

8.7

Excellent

We scanned 1745 products

We reviewed these offers relevant to the Eco Friendly Mailing Bags within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like JENCENBIO, Switory, RUSPEPA, simplelifeco UK, G4GOODS, The Little Eco Company, leaf boat, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Eco Friendly Mailing Bags in the market, we considered we took a deep dive into 8726 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is JENCENBIO Compostable Postage bags, 26x38cm Mailers Bags, Self-sealing Strip Eco Friendly Parcel Bags for Clothing Shoes Packaging 50 Pack Pink. We love many things about this product by JENCENBIO. What sets it apart from the competition is Eco-friendly and compostable option. , Strong and durable for shipping. , Perfect for clothing and non-fragile items. .
The best value product for most shoppers and where user satisfaction is continuously the highest is Switory 25pc Small A4 21.6cmx28cm Kraft Bubble Mailers Padded Envelopes for Packaging Gold Delivery Envelopes Padded by Switory based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Eco Friendly Mailing Bags and the best cost-to-value ratio is JENCENBIO Compostable Postage bags, 26x38cm Mailers Bags, Self-sealing Strip Eco Friendly Parcel Bags for Clothing Shoes Packaging 50 Pack Pinkat JENCENBIO with a 14% discount.
Our list of the best Eco Friendly Mailing Bags is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Eco Friendly Mailing Bags in The UK

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We scanned 1745 products

We concluded that: