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Postage Bags & Mailing Bags

Our selection of postage bags is designed to cover all your mailing needs with ease. Available in a variety of colours and styles, these versatile mailing bags are suitable for both small parcels and large shipments. Each bag is tamper-proof, waterproof, and built for strength, ensuring your items remain secure and protected. Starting from just 0.01p, our parcel bags provide both exceptional durability and outstanding value for your shipping solutions.

120x Grey Plastic Mailing Bags - 20 of Each Assorted Sizes
Best Seller
£8.99
Assorted Grey Polyethylene Parcel Bags Pack of 120 assorted grey mailing bags with 20 each of following sizes 4.5x7 Inch, 6.5x9 Inch,... Full details

120x Grey Plastic Mailing Bags - 20 of Each Assorted Sizes

Assorted Grey Polyethylene Parcel Bags Pack of 120 assorted grey mailing bags with 20 each of following sizes 4.5x7 Inch, 6.5x9 Inch, 9x12 Inch, 10x14...

Regular price £8.99

Grey Mailing Bags - Poly Mailers
£4.00
Mailing bags crafted from polythene are a testament to the perfect fusion of practicality and eco-friendliness. If you're on the hunt for... Full details

Grey Mailing Bags - Poly Mailers

Mailing bags crafted from polythene are a testament to the perfect fusion of practicality and eco-friendliness. If you're on the hunt for an optima...

Regular price £4+

Grey Mailing Bags - Parcel Bags 4.5x7 Inch
£4.00
Polybags - Parcel Bags 4.5x7 Inch When blending functionality and being environmentally friendly, mailing bags made of polythene are at the forefront. These... Full details

4.5x7 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

Polybags - Parcel Bags 4.5x7 Inch When blending functionality and being environmentally friendly, mailing bags made of polythene are at the forefront....

Regular price £4+

Grey Mailing Bags - Postal Bags 6.5x9 Inch
£5.00
Grey Mailing Bags - Postal Bags 6.5x9 Inch Introducing our Grey Mailing Bags - Postal Bags 6.5x9 Inch - the epitome of... Full details

6.5x9 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

Grey Mailing Bags - Postal Bags 6.5x9 Inch Introducing our Grey Mailing Bags - Postal Bags 6.5x9 Inch - the epitome of efficient packaging. As a reput...

Regular price £5+

Grey Mailing Bags - Polybags 9x12 Inch
£5.00
Polybags 9x12 Inch - Essential for Your Mailing Needs Our company offers Polybags that measure 9x12 inches. These bags are designed to... Full details

9x12 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

Polybags 9x12 Inch - Essential for Your Mailing Needs Our company offers Polybags that measure 9x12 inches. These bags are designed to meet the need...

Regular price £5+

Grey Mailing Bags - Plastic Bags 10x14 Inch
£7.00
Grey Polyethylene Parcel Bags Our Grey Mailing Bags are crafted from low-density polyethylene (LDPE), making them a durable yet eco-friendly option for... Full details

10x14 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

Grey Polyethylene Parcel Bags Our Grey Mailing Bags are crafted from low-density polyethylene (LDPE), making them a durable yet eco-friendly option fo...

Regular price £7+

Grey Mailing Bags - Polythene Bags 12x16 Inch
£7.00
Grey Polyethylene Postal Bags Our Grey Mailing Bags are made from low-density polyethylene (LDPE), making them a durable and eco-friendly option for... Full details

12x16 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

Grey Polyethylene Postal Bags Our Grey Mailing Bags are made from low-density polyethylene (LDPE), making them a durable and eco-friendly option for s...

Regular price £7+

Grey Mailing Bags - Bags for Parcels 13x19 Inch
£7.00
13x19 Grey Mailing Bags for Parcels Polythene mailing bags are the best option when considering both practicality and environmental friendliness.The advantages of these... Full details

13x19 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels

13x19 Grey Mailing Bags for Parcels Polythene mailing bags are the best option when considering both practicality and environmental friendliness.The a...

Regular price £7+

100x Green Plastic Mailing Bags - 25 of Each Assorted Sizes
Best Seller
£9.99
Assorted Green Polyethylene Parcel Bags Our Green Mailing Bags come in an assorted pack of 100, giving you 25 of each of... Full details

100x Green Plastic Mailing Bags - 25 of Each Assorted Sizes

Assorted Green Polyethylene Parcel Bags Our Green Mailing Bags come in an assorted pack of 100, giving you 25 of each of the following sizes 17x22 Inc...

Regular price £9.99

100x Pink Plastic Mailing Bags - 25 of Each Assorted Sizes
Best Seller
£9.99
Assorted Pink Polyethylene Parcel Bags Our assorted Pink Mailing Bags come in a pack of 100 giving you 25 of each of the... Full details

100x Pink Plastic Mailing Bags - 25 of Each Assorted Sizes

Assorted Pink Polyethylene Parcel Bags Our assorted Pink Mailing Bags come in a pack of 100 giving you 25 of each of the following sizes 17x22 Inch, 1...

Regular price £9.99

100x Blue Plastic Mailing Bags - 25 of Each Assorted Sizes
Best Seller
£9.99
Assorted Blue Polyethylene Postal Bags Our Blue Mailing Bags come in an assorted pack of 100 containing 25 of each of the... Full details

100x Blue Plastic Mailing Bags - 25 of Each Assorted Sizes

Assorted Blue Polyethylene Postal Bags Our Blue Mailing Bags come in an assorted pack of 100 containing 25 of each of the following sizes: 17x22 Inc...

Regular price £9.99

Durable Mailings Bags in Different Colours

Our durable mailing bags are available in a variety of colours to suit your preferences or branding needs. Made with tear-resistant materials, these bags keep items secure throughout transit. The lightweight design helps reduce postage costs without compromising on quality. With options in different shades, you’ll find the perfect match for reliable, attractive packaging that stands out.

  • 50 Micron thick
  • Eco-friendly,100% recyclable material composition
  • Secure closure with peel seal
  • Tear resistance and Waterproof
  • Light Weight
  • Multiple Sizes and Colours: grey, green, pink, purple, and blue
  • Self-sealed with the self-adhesive strip

What size is a mailing bag?

Mr Bags proudly offers a versatile collection of postal bags that cater to diverse requirements. Our sizing covers all dimensions, from small to large mailing bags, making it easy to choose the best fit. This ensures each parcel is secure, avoids extra postage costs, and guarantees items arrive as expected. 

  • 4.5 x 7 Inch
  • 6.5 x 9 Inch
  • 9 x 12 Inch
  • 10 x 14 Inch
  • 12 x 16 Inch
  • 15 x 18 Inch
  • 10 x 14 Inch
  • 17 x 22 Inch

Read more about what you can use mailing bags of different types and sizes for

Grey Mailing Bags For Various Uses

Our grey mailing bags are versatile, and designed to suit a wide range of packaging requirements. Perfect for businesses and individuals alike, they are ideal for shipping documents, clothes, or gifts. With strong, recyclable materials and a peel-seal closure, these bags offer a secure and eco-friendly solution for any type of delivery. Choose grey for a sleek, understated look that’s both practical and stylish.

Buy Cheap Plastic Mailing Bags

Save time and money by purchasing our cost-effective plastic mailing bags online at Mr Bags. We offer competitive prices and reliable quality, with various sizes to suit every shipping need from 0.01p ONLY. Enjoy fast delivery, eco-friendly materials, and excellent customer support—all from a trusted online supplier.

Where to buy mailing bags?

As a premier packaging supplier, Mr Bags offers an extensive range of grey mailing bags tailored to suit various requirements. Our collection features multiple sizes to accommodate a plethora of items. From smaller mail bags measuring 4.5x7 inches to larger mailing bags such as 13x19 inches.

Are mailing bags recyclable?

Yes, mailing bags from Mr Bags are recyclable, especially those made from polythene. They can be recycled at designated recycling points, helping reduce waste and support eco-friendly shipping practices.

What size postage bags for clothes?

Ideal mailing bags for clothes sizes are 10x14 inches, 12x16 inches, or 15x18 inches, providing ample room without compressing items while keeping them secure and lightweight for cost-effective shipping. All sizes are available at Mr Bags at the lowest price!

What is a mail bag called?

A mail bag, often called a mailing or parcel bag, is specially designed to securely transport items through the postal system, typically made from durable, tear-resistant polythene.