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12 x 17 to 15 x 20

12 x 17 to 15 x 20

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.

Thickness/Gauge/(mu):  +/-10% by weight.
 
Quantity Variation:  The quantity despatched and charged for and to be regarded as completion of order (subject to part shipped orders) may vary from that ordered by +/-10%.  All mailing bags are labelled as approx in line with the industry standards.  If you require that your packs of mailing bags are supllied as exact qty figures, ie 50 or 100 etc, then please Get In Touch for details.
White Mailing Bags  14 x 20, 350 x 500 + Lip, Qty 50 - Child Safety Warning
Glossy White Mailing bags printed on 1 side with the standard child suffocation warning notice.  These white mailing bags are manufactured in a strong medium duty polythene and come with a very strong perm self adhesive glue strip on the lip.  The film offers fantastic puncture and tear re..
White Printed Returnamailer 13.8 x 19.7, 350 x 500mm + Lip, Qty 500
Returnamailer - Our superior range of Returnamailers are manufactured in our approved 100% Recyclable White Mailing Bag film, which gives strength, water resistance and puncture resistance with 2 x Glue Tape Strips.  The bags are printed with user friendly information and can also be scree..
Bubble Bag Inserts - 302 x 403mm - 12 x 16 - 100 Bags Per Pack
Use our clear bubble bag inserts to reduce your packing time and waste.  Does away with the hassle of having to cut and tape sheets of bubble film or the need to have to buy the more expensive Jiffy/aroFOL Style Paper Bubble Lined Bags. Just pop your item into the bubble insert bag and then ..
If you want to be sure that you are doing your part in helping the environment, then these are the mailing bags for you.  This very popular range of grey oxo-biodegradable mailing bags are manufactured in our 3 layer co-extruded film. To ensure that your labels stick to the outside of the maili..
Mail Hardy Mailing Bags 12 x 16 ", 305 x 406 + 40mm Lip
If you are looking for a really strong mailing bag, then look no further than our Mail Hardy. Manufactured in 70micron thickness which is 280gauge, these bags are manufactured using a unique blend of raw materials which gives them excellent puncture resistance and tear resistance.  If you are p..
White Mailing Bags 10 x 17, 250 x 425 + Lip, Qty 500
Medium weight White Mailing Bags.  We manufacture these 100% Recyclable non-see through white mailing bags in 60 mu polythene.  This gauge of polythene is the average for a mailing bag and can be used for posting many types of items.  Ideal for mail order, courier services and in part..
White Mailing Bags With Handles 12 x 17, 305 x 430 + Lip, Qty 500
Strong white mailing bags with handles. These are multi use bags, designed to allow easy handling. The carry handle allows you to carry items in a secure way, making them ideal for distribution of sales online or in store Poly Postal Packaging manufacture mailing bags with handles which come with 1 ..
Brown Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 500 Per Box
These brown mailing bags have been part of our stock line for around 5 years now and have been a great addition.  We manufacture brown mailing bags in our special 3-layer COEX blend.  Brown on the outside, a middle unseen layer of white and then black on the inside of the bags. The brown m..
Bubble Bag Inserts - 346 x 500mm - 13.6 x 20 - 50 Bags Per Pack
Use our clear bubble bag inserts to reduce your packing time and waste.  Does away with the hassle of having to cut and tape sheets of bubble film or the need to have to buy the more expensive Jiffy/aroFOL Style Paper Bubble Lined Bags. Just pop your item into the bubble insert bag and then ..
Cream Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 500
Cream Coloured Mailing Bags from Poly Postal Packaging. These cream coloured postal bags are a new addition to our already massive range of coloured mailing bags.  Manufactured in a 60mu/240gauge cream coloured mailing film which could also be described as Ivory.  Bags are 100% recyclab..
Green Mailing Bags 16 x 20, 405 x 508 + Lip, Qty  500
Our Olive Green Mailing Bags or Military Green, take your pick, are another great addition ton our range of Mailing Bags.  Poly Postal Packaging are the only company in the UK who manufacture this particular colour of Green mailing bag.  The Olive Green Postal Bags look great and look even..
If you want to be sure that you are doing your part in helping the environment, then these are the mailing bags for you.  This very popular range of grey oxo-biodegradable mailing bags are manufactured in our 3 layer co-extruded film. To ensure that your labels stick to the outside of the maili..
Heavy Duty Red Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 250
These Heavy Duty Vibrant Red Mailing Bags are brand new for 2016.  Not only are they a nice bright vibrant red, but they are also very strong.  We manufacture the red mailing bags on site here in the UK, as we do all our mailing bags.  The red mailing bags are manufactured from our sp..
Mail Hardy Mailing Bags 13 x 19 ", 330 x 485 + 40mm Lip
If you are looking for a really strong mailing bag, then look no further than our Mail Hardy. Manufactured in 70micron thickness which is 280gauge, these bags are manufactured using a unique blend of raw materials which gives them excellent puncture resistance and tear resistance.  If you are..
Mail Hardy Mailing Bags 16 x 16", 400 x 410 + 40mm Lip
If you are looking for a really strong mailing bag, then look no further than our Mail Hardy. Manufactured in 70micron thickness which is 280gauge, these bags are manufactured using a unique blend of raw materials which gives them excellent puncture resistance and tear resistance.  If you are p..
Orange Mailing Bags 14 x 20, 350 x 500 + Lip, Qty 500
Bright Sunburst Orange Mailing bags from Poly Postal Packaging.  If you want your mail order packages to stand out from the crowd, then look no further than our Orange Mailing bags.  Part of a range of bright colours which also include, Yellow, Red, Pink, Neon Green and Baby Blue.  .&..
Gallery
Extrusion
Extrusion
Side Welding Machine
Side Welding Machine
Polythene Bag Machine
Polythene Bag Machine
Film Extrusion
Film Extrusion
Bag Machines 3
Bag Machines 3
Bag Machines 2
Bag Machines 2
Bag Machines 1
Bag Machines 1
8 Colour Press
8 Colour Press