Product Details
Portable aluminum foil insulated bento bag is a small insulated container designed specifically for individuals to carry meals. It is made of aluminum foil as the core insulation material and has the characteristics of lightweight, easy to carry, and stable insulation effect. It is widely used in scenarios such as office workers bringing meals, student lunches, outdoor picnics, etc. Its design focuses on personalized usage needs, with a compact size and good sealing performance.
Aluminum foil insulation bags for fresh food delivery:
It can maintain the temperature of meals (hot food above 60 ℃ or cold food below 10 ℃) within 4-6 hours, and has certain splash and crush resistance. It is a practical tool for daily portable food storage.
Among them, aluminum foil insulated bags for food preservation are an important application branch, designed specifically for food preservation. The inner aluminum foil can effectively reflect heat radiation, reduce internal and external temperature exchange, and with sealing structures such as zippers and Velcro, it can slow down the rate of food oxidation and deterioration. Whether it is refrigerated fruits, salads, or freshly cooked food, it can maintain a fresh taste and suitable temperature for a certain period of time, especially suitable for family picnics, temporary preservation after supermarket purchases, or food ingredients that require short-term insulation for daily storage, balancing practicality and food safety.


Product Parameters
Dimensions (length x width x height:
- Small size: 18cm × 10cm × 20cm (suitable for 1 single bento box)
- Medium size: 25cm × 15cm × 22cm (suitable for 2 bento boxes and soup bowls)
- Outer material: non-woven fabric (60-80g/㎡), Oxford fabric (300D-420D), polyester fabric
- Insulation layer material: aluminum foil composite pearl cotton (2-5mm), aluminum foil composite bubble film (2-3mm), single-layer aluminum foil PE film (simplified version)
- Sealing method: ordinary zipper, waterproof zipper, Velcro, self-adhesive tape
- Insulation duration: Hot food: 4-6 hours (above 60 ℃); Cold food: 5-7 hours (below 10 ℃)
- Load bearing capacity: 1-3kg (suitable for 1-2 bento boxes and tableware, excessive weight can easily cause damage to the carrying strap)
- Weight: 50-100g (small), 100-150g (medium)
- Cleaning method: Wipe the inner layer with a damp cloth, and the outer layer can be washed with water (water temperature not exceeding 30 ℃)
Our Advantages
- Accurate insulation time: For personal meal carrying scenarios (usually 4-6 hours, such as bringing breakfast and lunch), hot food can maintain a temperature of 60-70 ℃ for about 4 hours, and cold food (such as salads and fruits) can maintain a temperature of 5-10 ℃ for about 5 hours, meeting daily needs.
- Lightweight and portable: With a small size (commonly compatible with 1-2 bento boxes) and a weight equivalent to only one apple, it is suitable for carrying around during commuting and school.
- Easy to clean: The inner aluminum foil or PE film is smooth and free from oil stains. Stains can be wiped directly with a damp cloth without the need for complex cleaning.
- Multifunctional: In addition to packing bento boxes, it can also temporarily store temperature controlled items such as cold drinks, fruits, breast milk, etc., suitable for use in multiple scenarios.

FAQ
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