40-Pack 3mm Aluminum Foil Insulated Food Thermal Bags w/ Closure
40-Pack 3mm Aluminum Foil Insulated Food Thermal Bags w/ Closure
40-Pack Aluminum Foil Insulated Food Thermal Bags – Keep Food Fresh Longer
Keep your food, groceries, and deliveries at the perfect temperature with these premium 3mm thickened aluminum foil insulation bags. Whether you need to keep items hot or cold, this 40-pack of versatile thermal bags is perfect for meal delivery, food storage, takeaway packaging, and everyday grocery runs.
Made in Mainland China.
Why You'll Love These Thermal Bags
- Dual Hot & Cold Insulation: Advanced pearl cotton + aluminum foil construction locks in temperature — ideal for both hot meals and cold groceries.
- 3mm Thickened Material: Extra-thick pearl cotton layer provides superior insulation and cushioning to protect delicate items like chocolates, baked goods, and fresh produce.
- Multiple Size Options: Available in 10 convenient sizes — from 15×25cm to 40×40cm — to suit everything from small snacks to large meal orders.
- Closure Option Available: Choose between styles with or without closure for flexible, secure sealing during transport.
- Eco-Friendly & Safe: Made with an environmentally friendly aluminum film — no PVC — for a safer, greener packaging solution.
- Waterproof & Leak-Proof: Three-dimensional reinforced base and hot-press edge banding (~1cm) ensure sturdy, leak-resistant performance.
- Radiation & Light Protection: The aluminum foil layer also shields contents from light and external radiation.
- Easy to Clean: Waterproof surface wipes clean in seconds.
Product Specifications
| Material | Aluminum foil + Pearl cotton (3mm thick) |
| Color | Silver |
| Thickness | 3mm (0.12 in) |
| Quantity | 40 bags per pack |
| Available Sizes | 15×25+4cm | 20×25+4cm | 25×25+4cm | 25×30+4cm | 30×30+4cm | 30×35+4cm | 30×40+4cm | 35×35+4cm | 35×40+4cm | 40×40+4cm |
| Style | With closure / Without closure |
| Origin | Mainland China |
Perfect For
- Food delivery & takeaway packaging
- Grocery shopping & meal prep
- Chocolate & bakery fresh-keeping
- Catering & restaurant services
- Picnics, outdoor events & travel
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Frequently Asked Questions
Q: What sizes are available for these aluminum foil insulation bags?
A: These thermal bags come in 10 different sizes ranging from 15×25+4cm (approx. 5.9×9.8+1.6in) all the way up to 40×40+4cm (approx. 15.75×15.75+1.57in), making them suitable for everything from small snacks to large food orders.
Q: Are these bags reusable or single-use?
A: These aluminum foil thermal bags are designed primarily as single-use insulation packaging bags; however, their waterproof and easy-to-clean surface means they can often be wiped down and reused for light-duty applications, depending on the contents carried.
Q: What makes these bags better than standard plastic bags for food delivery?
A: Unlike standard plastic bags, these feature a 3mm pearl cotton + aluminum foil construction that provides effective temperature retention for both hot and cold foods, waterproofing, leak resistance, and eco-friendly materials — no PVC involved. The reinforced hot-press edge banding and 3D base also add structural durability during transit.
Q: How many bags are included in each pack?
A: Each pack contains 40 aluminum foil insulation bags, giving you excellent value for regular food delivery, catering, or bulk meal-prep storage needs.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.