Polybags logoPolybags logo

0345 200 2828

By Royal Appointment to HM The Queen. BSI Certified FM31516

Clear Biodegradable Bag
229mm x 305mm x 37.5 micron (9" x 12" x 150 gauge)
From £30.24 per 1000
more bestsellers...
Reinforce your brand on all your packaging
find out more...

Print your design on your carrier bags find out more...

Eco Friendly Shop


Get our newsletter for

  • free prize draws
  • extra special offers

Just sign up now...

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...

Black Compostable Mailing Bag - Large

MCOMPBLK41 Black Compostable Mailing Bag - Large
300mm wide x 420mm long, 50 micron thickness. (Large)
Large black compostable mailing bag printed with leaf logo and 'Compostable' message. Conforms to standard EN13432. Features peel n' seal strip. Boxed in 200's.
Quantity: Cost? Add
Order Quantity No. in pack Price per pack Price per pack Price per 1000
(Inc. VAT) (Ex. VAT) (Ex. VAT)
200+ 200 £68.12 £56.76 £283.80
1000+ 200 £62.72 £52.26 £261.30
2000+ 200 £57.32 £47.76 £238.80
5000+ 200 £52.60 £43.83 £219.15

Sealing this compostable mailing bag - important note

The compostable nature of this mailing bag means that its adhesive peel and seal strip is only semi-permanent on initial contact sealing. For a permanent seal, please leave the mailing bag at room temperature for several hours before posting.

Large compostable black mailing bag features

  • Our largest co-extruded compostable mailer - ideal for larger deliveries.
  • Opaque black mailer for smart, professional look.
  • Compostable product in line with industry standards - EN13432 compliant (see below).
  • Made from a compostable polymer blend with a minimum renewable content share of 30%.
  • Will disintegrate in an industrial composting unit within 12 weeks.
  • Also suitable for domestic composting, although disintegration will take longer than 12 weeks (time will vary according to disposal conditions).
  • Printed leaf logo and compostability message clearly outline the bags's eco-credentials.
  • Sender address box, suffocation warning notice and disposal instructions all printed on fold-down seal/lip.

Large compostable black mailing bag - dimensions

  • Internal length: 300mm (12")
  • Internal length: 420mm (17")
  • Polythene thickness: 50 micron (200 gauge)
  • Boxed in quantity of 200 bags

EN13432 - the compostable standard and what it tells us

This mailing bag conforms to the European compostable standard EN13432, which means it meets the following requirements:

  • After 12 weeks, the bag must have broken down into small pieces so that at least 90% of it passed through a 2x2mm mesh
  • Within six months, at least 90% of the bag must break down (into CO2, water and minerals)
  • The material conforms to strict limits on volatile matter, fluorine and 10 heavy metals
  • The material must not adversely affect compost quality once added

How to store these black compostable mailers

Please store these mailing bags in a cool, dry place and use within 12 months. Exposure to sunlight, humidity, heat sources or moisture can reduce this shelf life.

How should I dispose of compostable packaging?

Please dispose of this bag in your food waste collection or home compost. If these are not possible, place in your regular domestic waste collect. Not suitable for recycling.

See more sizes in this range

This product also appears in:



* charge may apply for NI, Highlands and Islands
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 Grip Seal Bag
89mm x 114mm x 50 micron (3.5" x 4.5" x 200 gauge)
From £15.16 per 1000
more bestsellers...
100%-Recycled Mailing Bags
Bio and 100%-recycled mailing bags in low quantity handypacks.
Home | Shop | Made to order | Contact Us | About Us | Product Quality | Document Centre | Help

Tel: 0345 200 2828 Company No. 00698834 Vat Reg: GB 226 5049 73 EORI: GB226504973000

Terms & Conditions of Trading | Privacy Policy

Copyright © 1999 - 2024 PB Packaging Group Ltd t/a Polybags, Lyon Way, Greenford, Middlesex, UB6 0AQ

Site by Mangolab powered by SiteFission