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10 Small Grey Colour Plastic Polythene Peel + Seal Mailing Postal Bags A4 Size 9 x 12" / 230 x 300mm Self Seal Packing Packaging Postage Mail Sacks Envelopes Mailers

10 Small Grey Colour Plastic Polythene Peel + Seal Mailing Postal Bags A4 Size 9 x 12″ / 230 x 300mm Self Seal Packing Packaging Postage Mail Sacks Envelopes Mailers

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3Medium-Duty Bags

£2.99

Why we picked this

Quality Material
Made from 100% virgin polymer for durability.
Self-Sealing Design
Easy peel and seal adhesive strip for convenience.
Secure Packaging
Ideal for safe mailing of goods to customers and friends.
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£2.99

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DSSB Smart FAQ

What are the dimensions of the mailing bags?
The mailing bags are A4 size, measuring 9 x 12 inches or 230 x 300 mm.
What material are the bags made from?
The bags are made from a quality 100% virgin polymer.
How thick are the bags?
The thickness of the plastic is approximately 60 microns.
How do I seal the bags?
The bags have a self-sealing peel and seal adhesive strip. Just pack your contents, peel the strip, and seal the bag.
Is there an odor associated with these bags?
No, these bags do not have the 'smoky' odor that some cheaper mailing bags have.
Who can use these mailing bags?
These bags are ideal for both business and private use, suitable for mailing goods to customers, family, or friends.
AI-generated from available product information. Always verify details on the official listing.
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Product Details

These 10 small grey colour plastic polythene peel + seal mailing postal bags are designed for both business and personal use. Made from high-quality 100% virgin polymer, they offer a reliable solution for mailing items securely. With a thickness of approximately 60 microns, these bags are sturdier than many cheaper alternatives that may have an unpleasant odour. The self-sealing adhesive strip makes packing easy—just peel and seal your items inside.

  • Dimensions: A4 size, 9 x 12" (230 x 300mm)
  • Self-seal feature for quick packing
  • Ideal for mailing goods securely
  • Suitable for both business and personal use

Pros & Cons

Pros
  • Made from 100% virgin polymer for quality
  • Self-sealing feature simplifies usage
  • Sturdy construction with 60 micron thickness
  • Versatile for both business and personal mailing needs
Cons
  • May not be suitable for very heavy items
  • Limited size options available
  • Self-seal lip adds to overall height of the bag
10 Small Grey Colour Plastic Polythene Peel + Seal Mailing Postal Bags A4 Size 9 x 12″ / 230 x 300mm Self Seal Packing Packaging Postage Mail Sacks Envelopes Mailers
10 Small Grey Colour Plastic Polythene Peel + Seal Mailing Postal Bags A4 Size 9 x 12″ / 230 x 300mm Self Seal Packing Packaging Postage Mail Sacks Envelopes Mailers

£2.99

Buy Now
About Us

At Discount Self Seal Bags, we specialise in high-quality self seal and resealable bags at competitive prices. Our goal is to provide reliable packaging solutions for businesses and individuals across the UK.

From food storage and mailing bags to industrial and retail packaging, we carefully select products that combine durability, practicality, and value. Whether you need small self-seal bags or heavy-duty packaging solutions, we make it easy to find the right option.

We focus on quality, variety, and dependable performance — helping you package, protect, and ship with confidence.

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Affiliate Disclosure

Disclosure: We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.

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