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Clear Biodegradable Bag
305mm x 457mm x 37.5 micron (12" x 18" x 150 gauge)
From £40.77 per 500
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Reinforce your brand on all your packaging
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Print your design on your carrier bags find out more...

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Mailing Bags with Printed Designs
Mailing Bags with Printed Designs
An exclusive set of designer printed mailers in handy pack sizes.
Our Budget Grip Seal Bags are a cheaper thinner range of the handy resealable bags (with the option of write-on-panels to easy label and catalogue their contents)
Budget Grip Seal Bags
Ideal for sorting
and storing things!
In Grip Seal Bags...

Solid Cardboard Expandable Envelopes

Discover the versatility of our solid cardboard expandable envelopes, offering flexibility and protection all at once. These Amazon-style mailers, crafted from high-quality paperboard, feature expandable side gussets that easily convert the packaging from a rigid envelope to a box. Suitable for a variety of items in a wide range of sizes, these recyclable mailers are a popular choice for e-commerce businesses.

  • Multi-functional cardboard packaging solution.
  • Adaptable dimensions to suit a wide range of products.
  • Easy peel & seal strip for secure closure.
  • Simple rip-strip for customer convenience.
  • Made from 100% recyclable cardboard.
  • Available in sizes from A5 to Extra Large, providing diverse packaging options.

There are 5 sizes/products in this category:

Quantity: Cost? Compare Cost Compare
MCB01 Expandable Cardboard Envelope - A5
235mm wide x 180mm long (flat) / 195mm wide x 140mm long x 40mm deep (expanded)
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per 1000
50+ 50 £10.65 £213.00
250+ 50 £9.69 £193.80
500+ 50 £9.01 £180.20
1000+ 50 £6.50 £130.00
 
MCB02 Expandable Cardboard Envelope - Small
292mm wide x 194mm long (flat) / 252mm wide x 152mm long x 40mm deep (expanded)
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per 1000
50+ 50 £11.33 £226.60
250+ 50 £10.20 £204.00
500+ 50 £9.59 £191.80
1000+ 50 £7.01 £140.20
 
MCB03 Expandable Cardboard Envelope - A4
334mm wide x 234mm long (flat) / 294mm wide x 194mm long x 40mm deep (expanded)
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per 1000
50+ 50 £13.78 £275.60
250+ 50 £12.40 £248.00
500+ 50 £11.66 £233.20
1000+ 50 £8.10 £162.00
 
MCB04 Expandable Cardboard Envelope - Large
352mm wide x 249mm long (flat) / 312mm wide x 209mm long x 40mm deep (expanded)
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per 1000
50+ 50 £16.84 £336.80
250+ 50 £15.16 £303.20
500+ 50 £14.25 £285.00
1000+ 50 £11.15 £223.00
 
MCB05 Expandable Cardboard Envelope - Extra Large
400mm wide x 278mm long (flat) / 360mm wide x 238mm long x 40mm deep (expanded)
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per 1000
50+ 50 £18.75 £375.00
250+ 50 £16.88 £337.60
500+ 50 £15.86 £317.20
1000+ 50 £12.40 £248.00
 
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Polybags Ltd is ranked #1 when compared to all other companies in TrustPilot's category "Packaging". See a live feed of more independent Google & Trustpilot reviews here.

Clear Biodegradable Bag
229mm x 305mm x 37.5 micron (9" x 12" x 150 gauge)
From £31.31 per 1000
more bestsellers...
100%-Recycled Mailing Bags
Bio and 100%-recycled mailing bags in low quantity handypacks.
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