Introduction:
Say goodbye to expensive, flimsy packaging and hello to Mr Bags’ Grey Mailing Bags – the ultimate shipping solution that combines affordability, durability, and eco-friendliness! Whether you’re a small business owner shipping products or sending personal parcels, our high-quality polythene mailing bags are designed to keep your items safe, secure, and looking professional.
Starting at just 0.01p per bag, we’re proud to be the cheapest mailing bag supplier in the UK, offering unbeatable value without compromising on quality. Plus, with 14 sizes to choose from, we’ve got the perfect fit for everything from delicate jewellery to bulky clothing.
But that’s not all – our mailing bags are eco-friendly and recyclable, making them the smart choice for environmentally conscious shoppers. Ready to upgrade your packaging game? Let’s dive into what makes our grey mailing bags a must-have for your shipping needs!
Choose Your Size: Grey Mailing Bags for Every Shipping Need

No matter what you’re shipping, we’ve got the perfect size for you! From compact 4.5x7 inch (11.4 x 17.7 cm) bags for jewellery and documents to large 28x34 inch (71.1 x 86.4 cm) mailers for bulky items, our 14-size range ensures there’s a grey mailing bag for every need. Whether you’re running an e-commerce business or sending personal parcels, you’ll find the ideal fit to keep your items safe and secure. Explore our sizes below and choose the one that works best for you!
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4.5x7 inch → 11.4 x 17.7 cm
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6.5x9 inch → 16.5 x 22.8 cm
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9x12 inch → 22.8 x 30.4 cm
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10x14 inch → 25.4 x 35.5 cm
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12x16 inch → 30.5 x 40.6 cm
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13x19 inch → 33 x 48.3 cm
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14x21 inch → 35.5 x 53.3 cm
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15x18 inch → 38.1 x 45.7 cm
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17x24 inch → 43.2 x 61 cm
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20x26 inch → 50.8 x 66 cm
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21x24 inch → 53.3 x 61 cm
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24x36 inch → 61 x 91.4 cm
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28x30 inch → 71.1 x 76.2 cm
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28x34 inch → 71.1 x 86.4 cm
Why Our Grey Mailing Bags Are a Game-Changer:
✨ Tough on the Outside, Green on the Inside
Our mailing bags are built to handle the roughest journeys while staying kind to the planet. Made from recyclable polythene, they’re the eco-warrior your packaging needs – without the hefty price tag!
🚀 Light as a Feather, Strong as Steel
Don’t let their lightweight design fool you – these bags are built to last. They’ll shield your items from moisture, dust, and even the occasional shipping mishap, all while keeping your costs down.
🛍️ Perfect for Every Parcel, Big or Small
From tiny jewellery pouches to large clothing mailers, our 14-size range has you covered. No more struggling to fit odd-shaped items – we’ve got the perfect bag for every need.
💡 Smart Savings, Smarter Shipping
Why pay more when you can get premium quality at unbeatable prices? Starting at just 0.01p per bag, our mailing bags are the secret weapon for budget-savvy businesses and savvy shoppers alike.
What Makes Us Different?
✅ Eco-Friendly Without the Fuss: Recyclable and energy-efficient to produce.
✅ Built for Business: Trusted by e-commerce sellers across the UK.
✅ Fast & Free Delivery: Orders over £30 get next-day delivery – on us!
The Mr Bags Promise:
🌟 Pack Smarter, Ship Better
We’re not just selling mailing bags – we’re delivering peace of mind. With our grey mailing bags, you’ll never have to worry about damaged goods, unhappy customers, or overspending on packaging again.
🌍 Eco-Friendly Packaging That Actually Works
Feel good about your shipping choices! Our bags are designed to be kind to the planet without sacrificing performance. Because protecting your items and the environment shouldn’t be a compromise.
💼 Your Secret Weapon for E-Commerce Success
Whether you’re shipping clothing, jewellery, or documents, our mailing bags are the ultimate packaging partner for your business. Lightweight, durable, and affordable – they’re everything you need to keep your customers smiling and your costs low.
Ready to Upgrade Your Packaging?
Don’t settle for less when you can have the best. Join thousands of happy customers who trust Mr Bags for their shipping needs.
✨ Shop Now and Enjoy:
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Prices from just 0.01p per bag – the cheapest in the UK!
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14 sizes to fit every parcel perfectly.
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Free next-day delivery on orders over £100.
Final Call-to-Action:
"Why wait? Order your grey mailing bags today and experience the Mr Bags difference. Your parcels (and your wallet) will thank you!"
Why Customers Love Mr Bags:
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"Finally found a supplier that doesn’t break the bank! The bags are super durable, and I love that they’re eco-friendly too." – Sarah, E-Commerce Seller
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"Perfect for my small business. The variety of sizes means I never have to waste a bag, and the free delivery is a game-changer!" – James, Online Retailer
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"I was sceptical about the price, but the quality is amazing. My items arrive in perfect condition every time!" – Emily, Handmade Jewellery Seller.
Royal Mail 24 Tracked
Dispatched same day if ordered before 5 pm Monday to Friday. Please allow up to 1-2 days for delivery.
£1.99
DPD Next Day
Dispatched same day if ordered before 3 pm Monday to Thursday. Not available to Scottish Highlands & Islands.
£4.99
Free on orders over £100