Thermal bags

Model: NW-N012

  • Eco-friendly material, degradable,safe,environmental protection.
  • Easy to carry and use.
  • Customized sizes and thickness.
  • High quality & factory price.
  • More than 17 years' professional manufacturing experience.
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Non woven shopping bag we can make as your requests, including size, thickness, your logo printing and package. Our bagis made of durable non woven fabric, light weight for 

carrying, strong handles for repeat use.

They are suitable to use as a reusable trendy gift or a promotional bag; appropriate for birthday parties, carnival parties, grocey bags, beach bags and other multipurpose activities; 

aslo good for DIY projects, blank design bags allow youand your children to creat own paitings and drawings, make your personalized bags.

Description Non woven bag 50g-120g Customized OEM & ODM are welcomed
Material Non woven  MOQ 5000PCS
Handle Size 70cm Fabric Color PMS color 
Printing Silk screen Transport Package Polybag and carton
Spare parts Metal rivet, velcro, button, zipper, inside pocket, lining, webbing label, hangtag Sample time 5-7days
Available Fabric Non woven, recycled non woven  Delivery time 20-30days


Creating a custom-made thermal bag involves several key considerations, from material selection to design features. Here's a comprehensive guide to help you design your ideal thermal bag:

1. Purpose and Usage

Determine the Purpose

  • Food Delivery: For restaurants, catering services, or food delivery businesses.
  • Personal Use: For picnics, school lunches, or grocery shopping.
  • Medical: For transporting temperature-sensitive medications or samples.
  • Outdoor Activities: For camping, hiking, or beach outings.

2. Material Selection

Exterior Material

  • Nylon/Polyester: Durable, water-resistant, and easy to clean.
  • Canvas: Sturdy and offers a more natural look.
  • PVC/Vinyl: Waterproof and easy to wipe clean, suitable for heavy-duty use.


  • Foam: Closed-cell foam provides excellent insulation and is lightweight.
  • Thermal Reflective Lining: Reflects heat back into the bag to maintain temperature.

Interior Lining

  • Food-Grade PEVA: Safe for direct contact with food, waterproof, and easy to clean.
  • Aluminum Foil: Reflective and enhances thermal insulation.

3. Design Features

Size and Capacity

  • Small: For personal use, like lunch bags.
  • Medium: For family outings or small catering orders.
  • Large: For bulk food delivery or larger gatherings.

Shape and Structure

  • Rectangular: Standard shape for easy stacking and organization.
  • Square: Versatile and compact.
  • Cylindrical: Ideal for specific items like bottles or cans.

Handles and Straps

  • Handles: Short, reinforced handles for easy carrying.
  • Shoulder Straps: Adjustable for comfort, ideal for larger bags.
  • Backpack Straps: For hands-free convenience during transport.


  • Zippers: Provide a secure and tight seal to maintain temperature.
  • Velcro: Easy to open and close, suitable for quick access.
  • Magnetic Closures: Offer a sleek, modern look and easy operation.

Additional Features

  • Pockets: Interior and exterior pockets for utensils, napkins, or condiments.
  • Dividers: Removable or adjustable dividers to organize contents.
  • ID Window: For labeling or inserting business cards.
  • Mesh Panels: For breathability and visibility of contents.

4. Customization Options


  • Logos: Print or embroider your company logo on the bag.
  • Colors: Choose brand-specific colors for the bag’s exterior and interior.
  • Graphics: Include custom graphics or patterns to enhance visual appeal.


  • Names: Add individual names or monograms for personal use or gifts.
  • Messages: Include custom messages or slogans.

5. Prototyping and Testing

Create a Prototype

  • Mock-Up: Make a sample of the design to test size, shape, and functionality.
  • Feedback: Gather feedback from potential users and make adjustments.


  • Insulation Efficiency: Test the bag’s ability to maintain temperature over time.
  • Durability: Ensure the materials and construction can withstand regular use.
  • Ease of Use: Check the accessibility of zippers, pockets, and handles.

6. Manufacturing and Quality Control

Select a Manufacturer

  • Experience: Choose a manufacturer with experience in producing thermal bags.
  • Capabilities: Ensure they can meet your design specifications and customization needs.
  • Quality Assurance: Look for a manufacturer with strong quality control processes.

Quality Control

  • Inspection: Regularly inspect batches of bags for consistency and quality.
  • Testing: Continually test insulation performance and durability.

Example of Custom Thermal Bag Design


  • Size: Medium (15" x 10" x 10")
  • Exterior Material: Water-resistant nylon in dark blue
  • Insulation: 10mm closed-cell foam
  • Interior Lining: Food-grade PEVA in silver
  • Handles: Reinforced short handles and adjustable shoulder strap
  • Closure: Heavy-duty zipper with easy-grip pull tabs
  • Additional Features: Two exterior pockets, removable interior divider, mesh pocket inside lid, and an ID window on the front


  • Logo: Embroidered company logo on the front pocket
  • Colors: Brand-specific colors with contrasting zippers and trim
  • Graphics: Custom pattern printed on the side panels

By following these steps, you can create a functional, attractive, and brand-specific thermal bag tailored to your needs.