ecoMailer Packaging (Dongguan) Co. ,Limited

C4 recycled fibre 570mic Book Mailing Envelopes Expandable Capacity

Product Details:
Place of Origin: China
Brand Name: ecoMailer
Certification: ISO-9001-2015
Model Number: C4
Payment & Shipping Terms:
Minimum Order Quantity: 10000PCS
Price: USD0.09- 0.3/PCS
Packaging Details: A=B strong carton pack
Delivery Time: 5-8 work days
Payment Terms: L/C, T/T, Western Union
Supply Ability: 50000PCS each day
  • Detail Information
  • Product Description

Detail Information

Material: Corrugated Cardboard, 450gsm / 570mic Recycled Fibre Composition:: 100% Recycled Kraft Paper
Recyclable?: Yes(with Glue Strip Removed) Biodegradable?: Yes
Compostable?: Yes Closure: Sealed With A Peel And Seal Flap
Package Informationle: 100 Units / Box; 43(W)x26(L)x38(H)cm Expandable: Yes (4cm)
High Light:

Recycled C4 Book Mailing Envelopes


570mic Book Mailing Envelopes


570mic Book Shipping Envelopes

Product Description

C4 expandable capacity book mailers


Quick details:


Our capacity book mailers are recyclable, biodegradable, completely unbranded and impact resistant.


Our capacity book mailers have some great features, like the bulking crease which make it the ultimate choice for sending books, catalogues, CD’s and DVD’s amongst others. It’s also very easy to close, thanks to its peel and seal strip and so convenient to pen for the recipient because of it’s red rippa strip. It’s a no brainer!

C4 recycled fibre 570mic Book Mailing Envelopes Expandable Capacity 0



  1. Made from 100% recycled material
  2. Hassle free recycling
  3. Efficient solution to PiP boxes
  4. Biodegradable and compostable once glue strip is removed.
  5. The C4 expandable envelope is perfect for paperwork, and medium package items such as t-shirts and other items.
  6. The envelope comes with an easy-peel & seal closure strip making packaging quick and efficient for the sender and an easy tear open strip for the receiver.
  7. Rigid design also offers more protection than the standard mailer.

C4 recycled fibre 570mic Book Mailing Envelopes Expandable Capacity 1



Corrugated cardboard, 450gsm / 570mic recycled fibre

Material Compostion

100% Recycled Kraft Paper

Recommend storage: 13-21°C (55.4°F – 69.8°F) for optimum performance.
Recyclable? Yes (with glue strip removed
Biodegradable? Yes
Compostable? Yes
Closure Sealed with a peel and seal flap
Cusotm printing? Yes
Customized? Yes


Standard size for option:


Code Envelope size (internal) Envelope Size(Internal Expanded) PCS/box
C4 250(W)x350(L)+55(Lip)mm 230(W)x310(L)x40(D)+55(Lip)mm 100
C5 165(W)x240(L)+55(Lip)mm 115(W)x210(L)x15(D)+55(Lip)mm 100





Application suggest:

Books, catalogs and magazines, Clothes, CD, DVD etc.



How to use

  1. For flat packing insert items and peel off the closure strip and seal the envelope.
  2. To expand the envelope push in both sides and the bottom of the envelope until you begin to see a box shape forming,
  3. The two bottom corners of the envelope will stick out into points
  4. Fold the points into the bottom of the envelope.
  5. Insert your items and seal the envelope with the closure strip.

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