12 x 17 to 15 x 20 Mailing & Postal Bags
In this category we have mailing bags and postal bags which fall within the sizes of approx:
320 x 440mm + Peal & Seal Lip - 12.6 inches x 17.3 inches + Peal & Seal Lip
400 x 525mm + Peal & Seal Lip - 15.7 inches x 20.6 inches + Peal & Seal Lip
Royal Mail base their postal charges on size as well as weight, and have recently introduced some new sizes. Ensure you keep your postage costs to a minimum by selecting the most suitable products from our range. To learn more about the new Royal Mail Pricing in Proportion rates, click HERE.
MANUFACTURING TRADE TOLERANCES ON MAILING BAGS
Specification: All sizes and thicknesses are approximate. Standard tolerances are in line with industry standards. However, note in particular that bag width may vary by +/-3mm or +/-3% and bag depth by +/-3mm or +/-3% which ever is the greater. Where size is critical, a sample of the product to be packed must be submitted to us in order to agree size tolerances before the acceptance of your order.
Baby Blue Mailing Bags 13 x 19, 330 x 485 + Lip - Qty 50
Bright Blue mailing bags or Baby Blue mailing bags as we call them have been part of our stock ran..
£6.00 or less
Black Mailing Bags 12.5 x 17, 320 x 440 + Lip - Qty 50
These bags are 100% recyclable and now contain a min 30% of post consumer recycled plastic. If yo..
£5.00 or less
Bubble Bag Inserts - 420 x 520mm - 16.5 x 20 - Qty 10
Use our clear bubble bag inserts to reduce your packing time and waste. Does away with the has..
£3.50 or less
Burgundy Mailing Bags 14 x 20, 350 x 500 + 50mm Lip, Qty 500
I contain a minimum of 30% recycled plastic! Containing a minimum of 30% Post Consumer Waste Plas..
£51.25 or less
Gold Mailing Bags 14 x 20, 350 x 500mm + Lip - Qty 25
I contain a minimum of 30% recycled plastic! Containing a minimum of 30% Post Consumer Waste Plas..
£2.95 or less
Grey Recycled Mailing Bags 10 x 19, 250 x 485 + Lip, Qty 500
Our stock grey mailing bags are our biggest range of bags and our most popular. With the bigge..
£31.25 or less
Heavy Duty Pink Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 250
These Heavy Duty Vibrant Pink Mailing Bags were introduced into our stock range in 2014. Not o..
£37.50 or less
![Metallic Silver Holographic Foil Mailing Bags (430 x 320mm) [C3] + Lip](https://www.polypostalpackaging.com/image/cache/cache/1001-2000/1418/main/366c-metallic-silver-holographic-foil-mailing-bags-430-x-320mm-c3-lip-1418-0-1-0-8-1-228x228.jpg "Metallic Silver Holographic Foil Mailing Bags (430 x 320mm) [C3] + Lip")
Metallic Silver Holographic Foil Mailing Bags (430 x 320mm) [C3] + Lip
Packed in 20s. Dimensions: 320 x 430 mm (12 5/8" x 16 7/8") Standard Size:..
£5.00 or less
Pink Mailing Bags 13 x 17, 320 x 440mm + Lip, Qty 500
I contain a minimum of 30% recycled plastic! Vibrant Pink Mailing Bags have been part of our stoc..
£37.50 or less
Silver Mailing Bags 14 x 20, 350 x 500mm + Lip, Qty 500
Poly Postal Packaging have been manufacturing and stocking our Silver Mailing Bags now for about 8 y..
£50.00 or less
Yellow Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 500
Bright Yellow Mailing bags from Poly Postal Packaging. If you want your mail order packages to..
£47.50 or less
35mu Clear LDPE Bags PWN 355 x 431 + 50mm Lip Perm SAS - Qty 100
I contain a minimum of 30% recycled plastic! Containing a minimum of 30% Post Consumer Wa..
£6.25 or less
Black Mailing Bags 14 x 20, 355 x 508 + Lip - Qty 25
These bags are 100% recyclable and now contain a min 30% of post consumer recycled plastic. If yo..
£4.37 or less
Bubble Bag Inserts 540 x 740mm 21 x 29" - Qty 10
Use our clear bubble bag inserts to reduce your packing time and waste. Does away with the has..
£5.50 or less
Bubble Bag Inserts 600 x 600mm 24 x 24" - 10 Bags Per Pack
Use our clear bubble bag inserts to reduce your packing time and waste. Does away with the has..
£6.50 or less
Clear 30% Recycled LDPE Garment Bags 14 x 17 + Lip, 355 x 431mm + Lip - Qty 100
I contain a minimum of 30% recycled plastic! Containing a minimum of 30% Post Consumer Wast..
£6.25 or less
