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thermal bag Manufacturers

I have found results from1000+products and700+suppliers aboutthermal bag

Wenzhou Xihang Plastic Industry Co.,Ltdmic-icon
Satisfies 1/1 of your requirement
White Insulated Leakproof Cooler Thermal Bag

White Insulated Leakproof Cooler Thermal Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Thermal Bag, Cooler Bag, Insulated Bag, Bag for Drink, Bag for Food, Ice Bag, Picnic Bag

Thermal Bag, Cooler Bag, Insulated Bag, Bag for Drink, Bag for Food, Ice Bag, Picnic Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Warm Fast Pizza Food Delivery Bag Foldable Insulated Thermal Cooler Bag

Warm Fast Pizza Food Delivery Bag Foldable Insulated Thermal Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Insulated Thermal Lunch Bag for Outdoor Picnics and Adventures

Insulated Thermal Lunch Bag for Outdoor Picnics and Adventures

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Ice Warm Insulated Food Lunch Picnic Thermal Cooler Bag

Ice Warm Insulated Food Lunch Picnic Thermal Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Large Capacity Shoulder Cooler Bag with Thermal Insulation for Food Storage

Large Capacity Shoulder Cooler Bag with Thermal Insulation for Food Storage

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Multilayer with Zipper Thermal Insulation Food Cooler Bag

Multilayer with Zipper Thermal Insulation Food Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Thermal Lunch Box Cooler Bag Insulated Thermal Ice Cooler Bag

Thermal Lunch Box Cooler Bag Insulated Thermal Ice Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Thermal Insulated Aluminum Foil Woven Cooler Bag

Thermal Insulated Aluminum Foil Woven Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Leakproof Travel Round Thermal Insulated Bags Cooler Bag

Leakproof Travel Round Thermal Insulated Bags Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Round Lunch Bag with Thermal Features for Outdoor Food Needs

Round Lunch Bag with Thermal Features for Outdoor Food Needs

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Tote Lunch Thermal Insulated Shoulder Waterproof Cooler Bag

Tote Lunch Thermal Insulated Shoulder Waterproof Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Waterproof Travel Lunch Cooler Bag with Thermal Zipper

Waterproof Travel Lunch Cooler Bag with Thermal Zipper

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Gray Outdoor Thermal Insulated Food Storage Bags

Gray Outdoor Thermal Insulated Food Storage Bags

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Outdoor Thermal Insulated Camping Picnic Round Food Cooler Bag

Outdoor Thermal Insulated Camping Picnic Round Food Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Premium Thermal Cooler Bag for Food and Drinks

Premium Thermal Cooler Bag for Food and Drinks

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Stylish Thermal Non-Woven Bags for Eco-Friendly Packaging Solutions

Stylish Thermal Non-Woven Bags for Eco-Friendly Packaging Solutions

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Waterproof Thermal Insulated Grocery Reusable Ice Bag Shopping Bag Lunch Cooler Bag

Waterproof Thermal Insulated Grocery Reusable Ice Bag Shopping Bag Lunch Cooler Bag

US$0.05-0.35
5,000 Pieces(MOQ)
Sample Available
Yiwu Meiyi Bags Co., Ltdmic-icon
Satisfies 1/1 of your requirement

Sourcing guidance for Thermal Bag

What are the key technical specifications to consider when selecting a high-quality thermal bag?

When sourcing thermal bags, the most critical factor is the insulation layer thickness and material. Look for high-density EPE foam (at least 5mm-8mm) or EVA foam paired with a reflective aluminum foil lining or PEVA for leak-proof performance. The outer material should be durable 600D Oxford cloth or TPU-coated fabric for water resistance and tear strength. Ensure the zippers are airtight or waterproof to prevent heat exchange, as the closure is often the weakest point in thermal retention.

How can I verify the thermal performance and duration of the bags?

Request thermal insulation test reports from the supplier. A professional-grade bag should maintain temperatures for at least 4 to 12 hours depending on the insulation thickness and the use of ice packs. For B2B buyers, it is recommended to ask for a SGS or Intertek validation of the 'Keep Cold' and 'Keep Warm' durations. If possible, conduct a sample ice-melt test to verify the manufacturer's claims before placing a bulk order.

What compliance standards and food safety certifications are required for thermal bags?

Since thermal bags often come into contact with food, the inner lining must be BPA-free and food-grade. For the US market, ensure compliance with FDA standards and CPSIA (especially for lead and phthalate content). For the EU market, the materials must meet REACH and LFGB (Lebensmittel- und Futtermittelgesetzbuch) requirements. Always ask the supplier for ISO 9001 certification to ensure consistent manufacturing quality.

What are the common usage scenarios and customization options for B2B buyers?

Thermal bags serve diverse markets including food delivery services, medical cold-chain transport, and promotional retail. For delivery services, prioritize reinforced handles and load-bearing capacity (up to 20kg). For promotional use, look for suppliers offering silk-screen printing or heat transfer printing for branding. For medical use, ensure the bag has internal mesh pockets for ice bricks and a transparent window for ID cards or temperature sensors.

Cross-Border Purchasing Considerations for Thermal Bags

How can I mitigate quality risks when sourcing thermal bags from overseas?

To minimize risk, utilize third-party pre-shipment inspections to check for seam strength, zipper smoothness, and lining integrity. On the Made-in-China.com platform, prioritize Audited Suppliers who have undergone on-site verification. Always use Secure Payment services to ensure funds are only released after the shipping documents are verified or the goods are received according to the contract.

What are the best strategies for negotiating with thermal bag manufacturers?

Negotiate based on Total Cost of Ownership (TCO) rather than just the unit price. Discuss tiered pricing where the unit cost drops by 10-20% as volume increases from 500 to 5,000 units. Request customized packaging (like compressed vacuum packing) to reduce shipping volume, which can significantly lower your international freight costs per unit.

What should I know about international shipping and customs for these products?

Thermal bags are relatively lightweight but bulky. To optimize costs, consider Sea Freight (LCL or FCL) for large orders. Ensure the supplier provides the correct HS Code (typically 420292) to avoid customs delays. Be aware of Anti-Dumping duties in certain regions and ensure all Country of Origin (COO) labels are clearly stitched into the bags to comply with import regulations.

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