What certifications do your products have?

Our products undergo multiple quality tests and hold certifications such as ISO9001, ISO14001, ISO18001, ISO17712, SGS, C-TPAT, and GRS.

What is the MOQ for custom orders?

The Minimum Order Quantity (MOQ) is 1000 pieces for custom orders.

Promotion Poly Mailer Custom-Printed-Logo Courier Envelope Waterproof Shipping Bag

Name: Promotion Poly Mailer Custom-Printed-Logo Courier Envelope Waterproof Shipping Bag
Brand: Shandong Security Seal Co., Ltd.
SKU: 2059709722

Shandong, ChinaShandong Security Seal Co., Ltd.

US$0.03

1,000-9,999 Pieces

US$0.02

10,000-49,999 Pieces

US$0.01

50,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Sealing Method

Self-sealing

Material

Plastic

Model NO.

poly mailer

Size

Custom Size Accepted

Waterproof Performance

Waterproof

Product Name

Poly Mailer

Feature

Explosion Proof Edge High Adhesion Waterproof High

MOQ

1000PCS

Thickness

2.3mil/2.5mil/3mil/50-200microns/Customized

Logo

Accept Customized Logo

Tolerance

±0.005

Transparency

Non-Transparent

Transport Package

Carton Packing

Specification

customer customization

Origin

Shandong, China

HS Code

392321

Production Capacity

500 Million/Year

Key features

Custom Size & Logo: Accepts custom sizes and customized logos to meet specific branding needs.

Waterproof & Durable: Made of polyethylene with shock-proof, moisture-proof, and tear-proof features.

High Adhesion Seal: Features strong destructive adhesive glue ensuring good security and tamper evidence.

Professional Printing: Supports UV and gravure printing with up to 10 colors for high-quality branding.

Certified Quality: Products certified by ISO9001, SGS, TUV, and GRS for reliability and safety.

Fast Lead Time: Efficient production process ensures delivery within 7-15 days after payment.

Direct Manufacturer: Factory with 10 years experience, offering competitive prices and OEM/ODM services.

Wide Application: Ideal for express delivery, post, mailer packing, and clothes shipping.

Company profile

High Repeat Buyers ChoiceQuality AssuranceStandardized quality controlPrivate Mold

Shandong Security Seal Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 4 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.18h

AI-Powered supplier vetting

SummaryThe supplier specializes in R&D and offers 3D software design services, ODM, and OEM capabilities, indicating strong customization skills. However, the lack of valid manufacturing contracts and overseas infrastructure may limit their market reach. Financial credibility is difficult to assess due to incomplete information. They have some quality assurance in place but lack standard operating procedures for outsourcing. The supplier's business scope is broad, covering various product sales and manufacturing.

Supplier typeThe supplier is a professional technical supplier with a broad business scope covering sales and manufacturing of various products.

R&D capabilityThe supplier has demonstrated innovation capability with new products in the past year and offers ODM services.

Production capacityThe supplier operates three production lines but lacks valid contracts and ongoing volume reconciliation, which may impact production reliability.

Customization capabilityThe supplier offers customization from samples and provides ODM and OEM services, indicating strong customization capabilities.

Product Q&A

Q:Are you a manufacturer?

Yes, we have been producing Poly Mailers for ten years, and our factory is located in Shandong Province.

Q:Do you have stock products?

Yes, we have common sizes in stock. We also accept OEM orders and customize products according to your requirements.

Q:What information is needed for a quotation?

Please provide detailed specs (material, size, thickness, color, logo), demand quantity, packaging details, and any other special requirements.

Q:What is your sample policy?

Free samples are available for existing stock or standard sizes. Custom samples require a mold fee. Courier costs are borne by the consignee or billed to the invoice.

Q:What are your main advantages?

We offer professional expertise with 10 years of experience, fast delivery due to efficient management, integrity in commitments, and competitive pricing as a direct supplier.