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12 x 14 to 12 x 16

Plain Returnamailer 12 x 16, 305 x 410 + Lip, Qty 500
-24%
Advice & Usage Guide Use;  The bags will arrive folded or laid flat in an outer Carton.  Once you unpack the mailing bags, simply slide or drop your product into the mailing bag.  The best method for sealing the mailing bag is to then lay it on a flat surface, lip/glue facing u..
£35.00 £26.50 or less
Grey Mailing Bags 300 x 350 + 40mm, 12x14" - Qty 100 - Child Safety Warning
Advice & Usage Guide Use;  The bags will arrive folded or laid flat in an outer Carton.  Once you unpack the mailing bags, simply slide or drop your product into the mailing bag.  The best method for sealing the mailing bag is to then lay it on a flat surface, lip/glue facing u..
White Printed Returnamailer 12 x 16, 305 x 406mm + Lip, Qty 500
100% Opaque-100% Recyclable Bags - White Returnable Bags, Returnamailer Thickness of film: 60mu / 240gauge Gloss White Outer / Black Inner polythene film, 100% Opaque and completely non see through Size: 12” (305mm) opening x 16“ (406mm) depth + 65mm Self Seal Lip 2 x Permane..
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 - 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 s..
Cream Mailing Bags 12 x 16, 305 x 406 + 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 12 x 16, 305 x 406 + 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 loo..
Heavy Duty Red Mailing Bags 12 x 16, 305 x 406 + Lip, Qty 500
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 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..
Neon Green Mailing Bags 12 x 16, 305 x 406 + Lip, Qty 500
Our Neon Green Mailing bags are very popular indeed.  We introduced them about 6 years ago and right from day one, they were selling like hot neon green cakes.  Poly Postal Packaging are the only company in the UK who manufacture this particular colour of Neon Green mailing bag.  Part..
Orange Mailing Bags 12 x 16, 305 x 406 + 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.  .&..
Poly Postal Packaging manufacture 2 versions of a Purple Mailing Bag.  Both are very popular indeed.  We call them Purple Mailing Bags and Violet Mailing Bags.  The Purple Mailing Bags are darker than the Violet Mailing Bags.  Purple Postal Bags look great and look even bette..
Red Mailing Bags 12 x 16, 305 x 406 + Lip, Qty 500
Our very popular Red Mailing Bags have been flying off the shelf for a good 6 years now.  Manufactured in a brilliant Pillar Box Red, the Red Postal Bags are  vibrant and really stand out.  Due to the special polythene we use, our Red Mailing Bags are also very lightweight and strong...
Advice & Usage Guide Use;  The bags will arrive folded or laid flat in an outer Carton.  Once you unpack the mailing bags, simply slide or drop your product into the mailing bag.  The best method for sealing the mailing bag is to then lay it on a flat surface, lip/glue facing u..
White Mailing Bags 10 x 17, 250 x 425 + Lip, Qty 500
Advice & Usage Guide Use;  The bags will arrive folded or laid flat in an outer Carton.  Once you unpack the mailing bags, simply slide or drop your product into the mailing bag.  The best method for sealing the mailing bag is to then lay it on a flat surface, lip/glue facing u..
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 ..
12 x 14 to 12 x 16

In this catergory we have mailing bags and postal bags which fall within the sizes of approx:

300 x 350mm + Peal & Seal Lip  -  11.8 inches x 13.7 inches + Peal & Seal Lip

305 x 406mm + Peal & Seal Lip  -  12 inches x 16 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 this link  "  PiP  ".

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 contact us for details.

 

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