Hard Shell Cooler | 72-Hour Ice Retention for B2B Industrial Use

Hard Shell Cooler | Precision Vacuum Insulation for Industrial & Commercial Use

Welcome to Zhejiang Gint Vacuum Flask Technology Co.,Ltd., your premier partner for high-performance hard shell coolers. Our hard shell coolers are engineered with precision vacuum insulation technology, delivering unmatched thermal efficiency for industrial and commercial applications. Whether you need to keep beverages cold for long-haul transport, outdoor events, or demanding work environments, our coolers are built to exceed expectations. Each hard shell cooler features a robust, impact-resistant exterior and advanced double-wall insulation that maintains temperatures for up to 72 hours. ISO-certified since 2015, we combine cutting-edge manufacturing with custom engineering to provide solutions tailored to your specific needs. From bespoke branding to unique size configurations, our team works closely with clients to deliver a product that not only performs flawlessly but also represents your brand with distinction. We understand that every application is unique, which is why we of

Get A Quote

Advantages of the product

Superior Thermal Retention

Our hard shell coolers utilize state-of-the-art vacuum insulation technology, creating a barrier that significantly reduces heat transfer. This means your contents stay colder for longer periods, even in extreme outdoor conditions. Whether you’re in the blazing sun or frigid cold, our coolers maintain the desired temperature, ensuring that your beverages and perishables are preserved perfectly. The advanced double-wall construction and airtight seals work together to maximize efficiency, giving you up to 72 hours of ice retention. This advantage is particularly critical for industries such as catering, fishing, and emergency response, where temperature control is non-negotiable. With our hard shell coolers, you can trust that your items remain at the optimal temperature from departure to destination.

Durable and Impact-Resistant

Constructed with high-grade, UV-stabilized polyethylene, our hard shell coolers are designed to withstand the toughest environments. The rotomolded construction ensures a seamless, one-piece body that resists cracking, warping, and denting, even when dropped or subjected to heavy loads. The reinforced hinges and heavy-duty latches provide secure closure, preventing accidental opening during transit. Additionally, the non-skid feet keep the cooler in place on slippery surfaces, enhancing stability. This durability translates to a longer lifespan, saving you replacement costs and downtime. Whether you’re using it on job sites, in commercial fishing, or for off-road adventures, our hard shell cooler is a reliable partner that won’t let you down. Invest in a cooler that’s built to last, and you’ll enjoy peace of mind knowing your investment is protected.

Customizable and Versatile

We understand that one size does not fit all. That’s why our hard shell coolers can be fully customized to meet your specific requirements. From capacity options ranging from 20 to 200 quarts, to color choices and custom logos, we offer endless possibilities for branding and functionality. Our engineering team can modify the interior and exterior features, such as adding dividers, cup holders, or specialized packaging for fragile items. We also offer compatibility with various accessories, including lock kits, drain plugs, and shoulder straps. This versatility makes our hard shell coolers ideal for a wide range of industries, including hospitality, healthcare, logistics, and outdoor recreation. By partnering with us, you can get a product that aligns perfectly with your operational needs and brand identity. Our custom engineering support ensures that every detail is meticulously addressed, resulting in a cooler that exceeds your expectations.

The hard shell cooler market has evolved significantly, shifting from simple insulated boxes to high-tech solutions that cater to a wide array of professional uses. At Zhejiang Gint, we pride ourselves on staying ahead of the curve, integrating the latest vacuum insulation technology to deliver exceptional performance. This technology works by creating a vacuum between the inner and outer walls, effectively eliminating conductive and convective heat transfer. The result is a cooler that maintains internal temperatures for days, not just hours. For businesses that rely on temperature-sensitive goods, such as pharmaceuticals, fresh produce, and gourmet foods, this level of performance is critical. Our hard shell coolers are also designed with user convenience in mind. Features like easy-clean interiors, leak-proof drains, and comfortable grips ensure that daily use is hassle-free. Moreover, our commitment to sustainability is reflected in our manufacturing process, which utilizes recyclable materials and reduces waste. By choosing our hard shell coolers, you’re not only investing in a high-quality product but also contributing to environmental responsibility. In an era where product reliability can make or break a business, our coolers stand out as a symbol of trust and excellence. We invite you to experience the difference and see why our clients consistently rate our products as top-tier. Whether you’re outfitting a fleet of vehicles, equipping a restaurant, or preparing for a major event, our hard shell coolers deliver the performance you need, every time.

Frequently Questions

How long does the hard shell cooler keep ice?

Our hard shell coolers are designed to retain ice for up to 72 hours, depending on external temperatures and usage. The vacuum insulation significantly slows down heat transfer, ensuring your contents stay cold for extended periods. For best results, pre-chill the cooler before use and minimize opening the lid. In our tests, we achieved 72 hours of ice retention in 90°F ambient temperatures with minimal openings. For extreme conditions, we recommend using block ice or adding dry ice for additional cold retention. Our coolers also feature an insulated gasket and tight-sealing latch to prevent cold air from escaping.

Can I customize the hard shell cooler with my logo?

Absolutely! We offer full customization options, including logo application through pad printing, screen printing, or custom molds. We can also match your brand colors exactly, ensuring your cooler becomes a powerful marketing tool. Our team works with you to develop a design that meets your specifications and budget. Minimum order quantities may apply, but we strive to accommodate all sizes. For a personalized experience, please contact our sales team to discuss your branding needs. We’ve successfully created branded coolers for events, corporate gifts, and promotional campaigns, helping businesses increase visibility.

Jul

New RedEarth LOOP-075Y: 750ml Vacuum Insulated Stainless Steel Water Bottle

Jul

How RedEarth Builds Premium Insulated Drinkware: Inside Our Manufacturing Process

Jul

RedEarth to Exhibit at MEGA SHOW Bangkok 2026 — Hall 7, Booths S56, S58, T55 & T57

Aug

How to customize logo on stainless steel tumbler in bulk order?

So What Exactly Is Sublimation, and Why Should You Care? Alright, let's break this down in plain English. Sublimation printing on a water bottle insulated with a stainless steel body isn't some fancy magic trick – it's science, but ...

Customer Testimonials

Sarah Mitchell

Exceptional Quality and Durability

We purchased a fleet of 60-quart hard shell coolers for our catering business, and they have exceeded our expectations. The insulation is incredible; our food stays cold for entire events, even in the summer heat. The coolers are also incredibly durable – they’ve been dropped, stacked, and banged around without any issues. The custom logo printing looks professional and has helped us brand our services. The team at Zhejiang Gint was easy to work with and delivered on time. Highly recommend!

David Chen

Reliable Coolers for Medical Transport

As a medical logistics company, we require coolers that maintain precise temperatures for pharmaceuticals. These hard shell coolers have been a game-changer for us. They consistently keep our products within the required temperature range during long deliveries. The secure locking mechanism offers peace of mind for sensitive cargo. We also appreciate the sturdy build – they’ve held up well to daily use. Our clients have noted the professionalism of our equipment, which reflects well on our brand. Thank you for providing a dependable solution.

Get a Free Quote

Our representative will contact you soon.

Mobile/WhatsApp

Name

Company Name

Message

0/1000

Advanced Vacuum Insulation Technology

The core of our hard shell cooler is its vacuum insulation layer, which virtually eliminates heat transfer. This technology rivals that of high-end thermos flasks, providing superior performance unmatched by traditional foam coolers. The result is ice retention that lasts up to 72 hours, even in extreme conditions. This innovation sets our coolers apart, making them the preferred choice for professionals who need reliable cooling without the bulk of heavy ice packs. By incorporating this technology, we ensure your investments in goods and refreshments remain protected.

Rotomolded Construction for Maximum Strength

Our coolers are produced using a rotational molding process that creates a single, seamless piece of plastic, eliminating weak points and ensuring absolute durability. This construction method results in a cooler that is virtually indestructible, capable of withstanding drops, impacts, and the weight of heavy loads. The thick walls also provide additional insulation, further enhancing temperature retention. This robustness makes our hard shell coolers ideal for the harshest environments, from off-road adventures to industrial job sites. You can trust that your cooler will last for years, providing value beyond its initial cost.