Product Specifications

Product Name: Square Bottom Courier Bag

Material Options: White Kraft Paper / Brown Kraft Paper

Width Range: 170-540mm

Recommended Grammage: 150-250g/m²

Side Grip Range: 60-250mm

Printing Options: 3-7 colors (double-sided)

Tube Length Range: 210-640mm

Outer Printing: Customizable

Sealing Options: Glueless/Single Glue/Double Glue/Easy-Tear Line (4-in-1)

Key Features & Advantages

✔ Stand-up Design - Spacious interior for easy loading and secure sealing

✔ Four Sealing Options - Glueless/single glue/double glue/easy-tear line configurations

✔ Integrated Adhesive Strip - Strong bonding for secure package protection

✔ Easy-Tear Opening - Red tear strip for tool-free, convenient opening

✔ Waterproof Coating - Enhanced protection against moisture

✔ Full Customization - Available in various sizes and printing options

Rigorous Quality Testing

1. Load Capacity Tests

Static Load: 5kg sandbag for 4 hours - no damage

Dynamic Test: 3,900 lift cycles - no failure

2. Temperature Resistance

-20°C for 2 hours - Seals remain intact

70°C for 2 hours - No adhesive failure or fiber damage

Applications

E-commerce shipping

Local deliveries

Community group purchases

Retail & supermarkets

Pharmaceutical products

Food delivery

Privacy-sensitive items

Customization Process

1）Consultation - Contact our specialists

2）Quotation - Receive competitive pricing

3）Design Service - Free custom design

4）Solution Finalization - Confirm specifications

5）Order Placement - Secure transaction

6）Production - Precision manufacturing

7）Quality Inspection - Rigorous testing

8）Delivery - Worldwide shipping

Our Manufacturing Strength

Annual Production Capacity:

2.7 billion eco-friendly paper bags

9.5 billion food packaging units

2 billion non-woven bags

200 million m² labels & receipts