Wholesale Poly Mailer Happy Smile Small Custom Self Sealing Shipping Bag


Poly mailers are made of a 3-layer co-extruded LDPE material that is white on the outside and gray or black on the inside. Poly mailers are perfect for shipping a variety of items such as apparel and accessories, shirts, shoes, jeans, pants, jackets, coats, books, cosmetics, supplements, and much more.



    • Star with 10000 piece
    • Based on Your Requirements Customized Size,Colors,Printed
    • Matte or Glossy Finishing
    • All Kind of Release Strip Option, Including PE, Anti-static, White Pearlescent, etc





Details and Specifications

SizeBased on your requirements
Thickness0.05 mm-0.07 mm or buyer option
Printingup to 10 colors
MOQ10,000 pieces
PackagingBy woven bags or flat bags in Cartons, on pallets with wrapping
Leadtime25 Working Days
ServiceQuick Reply Within 12 Hours

Pupular size for you select

North AmericaEuropeAustraliaAsian
6×9 inch102x152mm 190x260mm113x210mm
7.5×10.5 inch165x229mm250x325mm155x225mm
9×12 inch178x229mm280x380mm212x280mm
10×13 inch 254x356mm340x440mm237x340mm
12×15.5 inch 305x406mm420x450mm260x380mm
14.5×19 inch330x483mm600x650mm305x405mm
19×24 inch356x508mm360x480mm
24×24 inch 457x559mm 380x560mm

Custom colors printed



Our Custom Made Poly Mailers are durable, tough, and weatherproof – making them perfect for shipping a series of items from clothing and gifts, to accessories and cosmetics. Remember, we are here to wait for your great designs!

Temper Evident

Tamper evident mailer bags will help protect your business from theft.

Strong Adhesive

The use of high-temperature damage adhesive, strong sealing.

Great Bearing

Stand wear and tear,professional film blowing production.



Superior side seams combined with Heavy Duty polyethylene

Explosion proof edge

Good toughness, pull and tear resistance Thickened explosion proof edge is not easy to break

 Different Style Poly Mailer Show


Why Choose WH Packaging 

  • We have 14 advanced blowing film machines, 8 printing machines that support 8 colors printing at most, 28 bag making lines and other auxiliary equipments and about 200 experienced workers.
  •  More than 10 years experience on producing mailing bag.
  •  We have the  SGS, ISO9001, TUV,GRS certifications.
  •  Rich experience in exportation and OEM/ODM order.
  •  Guaranteeing stable and timely supply, credible quality, strict QC procedures.
      Welcome to visit our factory!



Question 1:Are you a trading company or factory?

  • We are professional poly mailer manufacturer located in Guangdong for over 10 years.

Question 2:What’s your advantage?

  •  With huge production capacity of 3million pieces bags per day, on the top of the list in China. We can meet your delivery expection even in high seasons; Enormous scale enables us to lower down the cost and offer customer very competitive price.

Question 3:How about your MOQ?

  • MOQ bases on bag size, normal is 10,000pcs per size/design

Question 4:How can i get samples?

  • Our Stock Samples: free of charge, you only need to bear the shipping cost (usually we charge USD 25.00, can pay via PayPal)
    Customized Samples: It is charged, consisting of material cost + plate cost(if need printing)

Question 5:How about lead time?

  • About 7-10 days for plain bags; 15-18 days for printed bags.

Question 6:What is your payment terms?

  • 30% deposit before production, balance before shipment(T/T or Alibaba trade assurance order, LC).

Question 7:If we want to get a quotation what information you need to know?

  • The demand quantity
  • Detailed specs(material, size, thickness, color, logo sketch or photo) 
  • Packaging 
  • Other special requirements


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