WhatsApp
8619105797737
Email
Sales5@chinajianyang.com
Products

School Vacuum Insulated Lunch Box

Ensure your child enjoys a nutritious, temperature-perfect meal every school day with our premium 500ml Vacuum Insulated Lunch Box, ideal for smaller appetites or snacks. For growing kids or heartier portions, our spacious 750ml Vacuum Insulated Lunch Box delivers the same reliable performance. Both models are crafted from durable, food-grade Stainless Steel Vacuum Insulated Lunch Box construction, featuring advanced vacuum insulation technology to keep food hot for up to 6 hours or cold for up to 12 hours. Designed with safety and ease of use in mind, our entire range, including the specially designed Kids Vacuum Insulated Lunch Box, is leak-proof, BPA-free, and features a user-friendly, easy-open lid perfect for little hands.


The <产品名字> is engineered to meet the practical demands of the school environment. Its robust 18/8 food-grade stainless steel interior and exterior are not only resistant to dents and odors but also incredibly easy to clean. The double-wall vacuum insulation acts as a powerful barrier against external temperature changes, ensuring your child's lunch tastes as good at noon as it did when packed in the morning. A secure, silicone-sealed lid guarantees a perfect, leak-proof closure, preventing spills inside backpacks. The compact, ergonomic design fits standard lunch bags and is lightweight enough for students to carry comfortably. It’s the ultimate solution for parents seeking a safe, durable, and highly effective way to pack healthy, appealing meals for their children.

Key Features of the School Vacuum Insulated Lunch Box:

Technical Specifications & Performance

Model Capacity Hot Retention* Cold Retention* Dimensions (H x Ø) Weight
Standard 500ml / 16.9 oz Up to 6 hours Up to 12 hours 6.1" x 3.5" 0.65 lbs
Large 750ml / 25.4 oz Up to 6 hours Up to 12 hours 7.3" x 3.7" 0.75 lbs

*Performance based on internal testing with the container pre-conditioned (pre-heated or pre-chilled) and in a 72°F ambient environment. Actual results may vary.

Related Products

Hot Products

  • Stainless Steel Car Cup

    Stainless Steel Car Cup

    Do you want a Stainless Steel Car Cup with a diameter that fits the vast majority of car cup holders on the market? Come and take a look at Jianyang's cup, which features a stepped segmented design with a delicate and rounded overall size. It is stable and won't tip over when driving; The cup is slim and lightweight, making it easy to fit into the side pocket of a backpack or coat pocket! Welcome to discuss business cooperation with us!
  • Double Wall Coffee Cups

    Double Wall Coffee Cups

    Jianyang's double wall coffee cups are designed with "denim texture+patchwork heart" as the core highlight, cleverly blending retro style with cute elements. The deep blue denim texture cup body is paired with a warm brown handle/lid, complemented by details such as checkered patchwork hearts and lace prints, visually full of handmade warmth; Suitable for various hot/warm drinks such as coffee, tea, milk, etc., it is not only a "sense of atmosphere" on the office desk, but also a warm choice for home and gift giving.
  • Insulated Water Bottle

    Insulated Water Bottle

    Jianyang's brightly colored and boldly designed insulated water bottles are designed to keep you hydrated in a practical and stylish way. It is very suitable for commuting by car or exercising at home, with a built-in flip straw for easy and convenient drinking. After you close the lid, the double-layer vacuum insulation layer can keep your drink cool for hours. To help you practice a sustainable lifestyle, the thermos cup is made of recycled plastic from discarded fishing nets, thereby reducing the pollution of plastic waste to water bodies.
  • Steel Sports Bottle

    Steel Sports Bottle

    Steel sports bottle is produced by Jianyang. We have our own factory, allowing you to stay hydrated stylishly and stylishly - leak-proof design. This size can fit into a car cup holder and keep warm for up to 2-3 hours. This bottle combines performance and fashion. It not only keeps your drinks at a reasonable ,but also features a smooth and durable appearance. Whether you are going to the gym, the office, school or an outdoor adventure, our water bottles are suitable for you!
  • Food Storage Container with Lid

    Food Storage Container with Lid

    Jianyang manufactures durable stainless steel food storage containers designed for safe preservation, efficient organization, and long-term daily use. Featuring a stackable rectangular design, 18/8 (304) stainless steel body, food-grade silicone sealing gasket, and four-side locking lid system, this container helps keep ingredients fresh while improving storage efficiency for homes, retailers, and food service applications. Supported by 18 years of manufacturing experience, ISO9001 quality management, and BSCI/Sedex-certified production, Jianyang provides customized OEM and ODM solutions with consistent quality control and traceable manufacturing processes.
  • Pink Thermos Flask

    Pink Thermos Flask

    The Jianyang Stainless Steel Pink Thermos Flask by Yongkang Jianyang Metals features double-wall vacuum insulation, keeping drinks hot (≥68°C) or cold (≤10°C) for 6 hours. With a 475ml capacity, it's ideal for daily use and travel. Jianyang offers certified OEM/ODM services for custom drinkware.

  • The classification of Coffee mug.

    The most commonly used coffee utensils, including white porcelain, bone China, etc. The surface is smooth, the texture is light, the color is soft, and the glaze can...

  • The features of Travel mug.

    Travel cups are usually designed to be relatively compact, with some styles being streamlined and small in size, making them easy to fit into backpacks, handbags or car cup holders.

  • Why Travel Mugs Matter for Modern Lifestyles?

    Travel mugs have evolved from simple beverage containers into essential daily companions for commuters, professionals, travelers, and outdoor enthusiasts. This in-depth guide explores the importance of travel mugs, their design innovations, material comparisons, temperature performance, sustainability impact, and practical solutions to common consumer frustrations.

  • Why Are Stainless Steel Vacuum Flasks Essential for Daily Life?

    Stainless steel vacuum flasks have become a must-have accessory for people who value convenience, health, and sustainability. In this comprehensive guide, we explore the benefits, types, and usage of stainless steel vacuum flasks, along with tips to choose the best one for your needs. Yongkang Jianyang Metal Co.,Ltd. specializes in manufacturing high-quality vacuum flasks designed for everyday life, travel, and professional use.

  • Why Screw-On Sealing Rings Prevent Spillage in Stainless Steel Water Bottles?

    Discover why screw-on sealing rings prevent spillage in stainless steel water bottles. Technical analysis of sealing mechanisms, materials, and leak-proof design from Yongkang Jianyang Metal Co.,Ltd.

  • Can a Magnetic Vacuum Stainless Steel Water Flask Really Redefine Everyday Hydration

    The Magnetic Vacuum Stainless Steel Water Flask from Jianyang combines double-wall vacuum insulation with a magnetic phone holder, rotating stand, leak-resistant opening design, and multifunctional silicone base. This article explores how these features improve hydration, travel, fitness, work, and outdoor experiences while explaining what buyers should consider when selecting a reliable stainless steel flask supplier.

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy
RejectAccept