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  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
  • Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated
Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated

Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated

  • 2000 - 2999 Pieces
    $17.00
  • >= 3000 Pieces
    $14.50

Customization:

Customized logo（Min.Order: 2000 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 2000 pieces）
View product details

Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Thermal Insulation: 3-layer stainless steel construction maintains food temperature (hot/cold) for 12+ hours, ideal for preserving freshness during long commutes, outdoor activities, or commercial food delivery.
  • Leakproof Design: Airtight screw-on lids with ergonomic handles ensure spill-free transport, while custom-printed glossy finishes allow for personalized branding or aesthetic customization.

Key features

  • 1. 3-Layer Stainless Steel Construction for Superior Thermal Retention

    • With triple-layer stainless steel technology, maintain food temperature for up to 12 hours* (~20% longer than standard insulated containers*). The durable metal body resists corrosion and ensures longevity compared to plastic alternatives.

  • 2. Airtight Screw Lids with Ergonomic Handle Design

    • With airtight screw lids and an ergonomic handle, ensure leakproof transport and effortless gripping during on-the-go use. This design outperforms snap-lock lids in sealing efficiency and comfort*.

  • 3. Eco-Friendly Material and Printing for Sustainable Use

    • With food-grade stainless steel and eco-friendly glossy printing, reduce environmental impact compared to single-use plastics or non-recyclable containers*. The durable material also avoids chemical leaching.

  • 4. Multi-Container Set with Organized Carrying Solution

    • With a 1-3L capacity range and a structured carrying bag (including compartments and a shoulder strap), prepare varied meals and store utensils efficiently for picnics or commutes*. The bag’s mesh pockets enhance organization*.

  • 5. REACH-Certified Safety for Food Contact

    • With REACH certification, ensure compliance with strict EU chemical safety standards for food storage, surpassing basic food-grade certifications in rigor*.

Product details

Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated

The Sell Well High Quality 3 Layer Custom Printed Leakproof Bento Stainless Steel Thermo Food Flask Insulated is a durable, eco-friendly thermal container set designed for seamless food preservation. With a sleek, round stainless steel body and a customizable glossy finish, it combines practicality and style. The set includes multiple 1-3L containers with airtight lids and a versatile carrying bag, ensuring leakproof transport and temperature retention for up to 12 hours.

Technical specifications

FeatureSpecificationBenefit
Material3-layer stainless steel (REACH certified)Durable, rust-resistant, and food-safe
Insulation3-layer vacuum insulationMaintains temperature for 12+ hours
Capacity1-3L (adjustable sizes)Versatile for soups, salads, or snacks
Leakproof DesignAirtight screw-on lids with handlesZero spills during transport
Eco-FriendlyRecyclable metal, non-toxic coatingSustainable and chemical-free
Carrying BagDurable fabric with compartments/strapOrganized storage for utensils and accessories
Custom PrintingGlossy full-color printingBranding or personalization capabilities
Dimensional Tolerance±5.0mmPrecision fit for stacking and storage
Freshness PreservationAirtight + insulationRetains food quality for hours
StyleModern round shapeSleek, space-saving design

Customization guide

Adjustable parameters:

  • Printing Design: Customize logos, patterns, or text to meet branding or personal needs.
  • Compartment Layout: Modify the carrying bag’s pockets to accommodate specific accessories (e.g., cutlery, ice packs).
  • Capacity Configuration: Choose between 1L, 2L, or 3L containers based on meal size requirements.

Get inspired

With 12-hour insulation, you can enjoy hot meals at lunchtime or keep snacks fresh all day. The leakproof design ensures no spills during commutes, while the customizable prints let you express your style. Pair the set with the organized carrying bag for a complete solution for picnics, outdoor adventures, or daily office use.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Insulation Duration10 hours+20% (12 hours)+30% (14 hours)*
Capacity Options1L fixed1L/2L combo1L/2L/3L full range
Custom PrintingBasic monochromeFull-colorFull-color + embossing
CertificationsREACHREACH + FDAREACH + FDA + ISO 22000

Supplier's note

  1. Technical Breakthroughs:

    • 3-Layer Insulation: Outperforms industry standards (12h vs. 8h average), enabling all-day temperature retention.
    • Eco-Friendly Steel: Combines durability with recyclability, reducing environmental impact.
    • Airtight Seal Technology: 50% better leak resistance than traditional models, ensuring zero spills.

  2. Version Selection Guide:

    • Base Model: Ideal for daily commuters or small meals (e.g., coffee, yogurt).
    • Advanced Model: Perfect for families or outdoor enthusiasts needing multi-container versatility.
    • Pro Model: Tailored for professional caterers or frequent travelers requiring maximum insulation and premium customization (e.g., corporate branding).

Example: The Pro version’s 14-hour insulation enables safe handling of perishables during long trips. Paired with its embossed printing, this creates a premium brand identity for corporate events.

Frequently asked questions

  • Which 3-layer stainless steel thermo container is best for daily lunches?

  • How to clean a stainless steel insulated food flask properly?

  • Stainless Steel vs Plastic Containers: Which is better for eco-friendly food storage?

  • Can I customize the design of the insulated bento flask with my logo?

  • Is the insulated food flask REACH certified for safety?

  • How long does the 3-layer insulation keep food hot/cold?

  • What are the best uses for a 1-3L leakproof thermo food flask set?

  • Does the carrying bag include organizational features for the flask set?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Thermal Insulation EfficiencyOutdoor meals, long commutesIndustry Standard: 8h at 60°C (ISO 7349-1)
Our Base: 10h (▲12.5%)
Our Advanced: 12h (▲25%)		Extended meal freshness (e.g., soups stay hot for 12h)Base version may require re-insulation for >10h usage
Material CompositionHeavy-duty use, frequent cleaningIndustry Standard: 18/0 stainless steel
Our Base: 18/8 (▲corrosion resistance)
Our Advanced: 18/10 + 3-layer vacuum (▲50% durability)		Base: Resists acidic foods; Advanced: Passes ASTM F1510 corrosion testAdvanced version may have higher weight due to layered design
Capacity RangeFamily meals, multi-course packingIndustry Standard: Fixed 1L size
Our Base: 1-2L adjustable (▲versatility)
Our Advanced: 1-3L + 3-tier compartments (▲organizational efficiency)		Advanced: Stores salads, soups, and snacks separatelyBase lacks compartmentalization for complex meal prep
Eco-Friendly FeaturesSustainability-focused usersIndustry Standard: No eco-certification
Our Base: REACH-compliant (no toxic materials)
Our Advanced: 100% recycled stainless (▲20% lower carbon footprint)		Advanced: Meets EU RoHS and Cradle-to-Cradle standardsEco materials may slightly reduce thermal efficiency compared to non-eco options
Dimensional PrecisionProfessional kitchens, stackingIndustry Standard: ±6mm tolerance
Our Base: ±5mm (▲16% accuracy)
Our Advanced: ±4.5mm (▲25% precision)		Base/Advanced: Perfect fit in standard appliance racksTight tolerances may complicate lid removal for some users
Portability & DesignTravel, gym useIndustry Standard: Flat handles
Our Base: Ergonomic grip (▲20% comfort)
Our Advanced: Foldable carry strap + mesh organizer (▲40% convenience)		Advanced: Reduces hand fatigue during 8+ hour tripsAdvanced’s strap adds bulk for minimalist users

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