No More Lukewarm Worries This Summer: The Revolution in Cooling Packs – Say Goodbye to Gel Packs

Reaching -11.3°C below freezing, pre-cooled in approximately 4 hours, and maintaining cold for up to 12 hours. This slim 1.2cm dual-pack efficiently supports lunchboxes, shopping, outdoor adventures, and emergency food storage.

AAJW is now selling its "Long-Lasting, Powerful Stainless Steel Cooling Pack (2-Pack)" on Amazon.co.jp, designed for transporting lunch and perishable food during hot seasons, outdoor recreation, and disaster preparedness.

View Details

Solving Summer's Annoyances with a Single Stainless Steel Plate

During hot weather, maintaining the temperature of packed lunches for commuting or school, refrigerated groceries after shopping, or drinks and ingredients carried during camping and fishing trips becomes a common concern. Many users express dissatisfaction with conventional cooling packs—such as quickly warming up, condensation, leakage risks, or taking up too much space in bags and freezers.

AAJW’s powerful stainless steel cooling plate is a slim yet high-performance cooling solution designed to address these everyday challenges. After approximately 4 hours of pre-cooling in the freezer, it reaches -11.3°C below freezing and supports cooling for up to 12 hours. It’s ideal for daily lunches, weekend outings, and emergency preparedness.

Suitable for a Wide Range of Daily Scenarios: School, Camping, Mom’s Bag, Disaster Preparedness, Fishing, and Sports Icing

Key Features of the Product

1. Professional Cooling Power Down to -11.3°C Below Freezing

An innovative multi-layer alloy structure minimizes cold loss and maintains low temperatures effectively. It rapidly cools beverages, lunchboxes, and food inside coolers, ensuring comfortable transport even on hot days.

2. Ready in Approximately 4 Hours – Convenient for Busy Schedules

Simply freeze for about 4 hours to be ready for use. This makes it easy to incorporate into last-minute outings, shopping trips, or spontaneous outdoor plans, even if you forgot to prepare the night before.

3. Up to 12 Hours of Cooling – Reliable from Lunch to Leisure

Maintains coldness over extended periods, ideal for transporting lunch, fruits, drinks, and refrigerated foods. Perfect for camping, BBQs, fishing, sports events, and summer festivals.

About Cooling Duration

Supports cooling for up to approximately 12 hours. Actual duration may vary depending on usage environment, ambient temperature, cooler bag or ice box performance, and the volume of contents.

Approximate maximum cooling duration of 12 hours. Actual performance varies by conditions.

4. Fully Sealed Structure – Leak-Resistant and Safe Design

The stainless steel body features a fully sealed construction. It remains stable even when tilted or shaken during transport, making it easy to place alongside lunchboxes, PET bottles, or inside cooler bags.

5. Slim Design at 1.2cm Thick, Weighing Approximately 450g

Fits neatly into lunch bags, coolers, and freezer gaps. The 2-pack set allows single use or dual placement for enhanced cooling when needed.

Slim design at approximately 1.2cm thickness, easily stored in refrigerators, lunchboxes, or bags.

6. Reusable Stainless Steel – Clean and Hygienic for Daily Use

Made with high-quality stainless steel, it serves as a reusable alternative to disposable gel packs. Easy to clean with dish detergent after use, ensuring hygiene when used with food and beverages.

Simple 4-Step Usage

Wash, freeze for approximately 4 hours, place in bag or cooler, and maintain coldness on the go. A straightforward process, ready for daily lunches and weekend outings.

Wash → Freeze for 4 Hours → Place in Bag → Always Cool

Recommended Use Cases

- Keeping lunchboxes cool during commuting or school

- Transporting refrigerated groceries and drinks from supermarkets

- Outdoor activities such as camping, BBQs, fishing, and picnics

- Long outdoor events like sports viewing, school sports days, and summer festivals

- Temporary food and medicine cooling during power outages or disasters

- As supplementary cooling for heatstroke prevention tools and cooling gear

How to Purchase

The product can be found on Amazon.co.jp using one of the following methods:

Method 1: Search from Amazon.co.jp Homepage

Amazon.co.jp Homepage: https://www.amazon.co.jp/ref=nav_logo

Search Keywords: Cooling Pack Long-Lasting Powerful Stainless Steel Powerful Cooling Plate Alternative to Cooling Packs No Taste Dilution 2-Pack

Method 2: Direct Access to Product Page

Product Page: https://www.amazon.co.jp/dp/B0GS11N84K

Price: Please check the Amazon sales page. Prices, stock, coupons, and campaign details are subject to change.

Product Name

Long-Lasting Powerful Stainless Steel Cooling Pack [Powerful Cooling Plate, Cooling Pack Alternative, No Taste Dilution] Slim Lightweight Rapid Freeze Compact Up to 12 Hours Cooling Reusable Lunch Sports Day Outdoor Fishing Disaster Heatstroke Prevention 2-Pack

Brand

AAJW

Color

Gray & Silver

Contents

2-Pack

Cooling Temperature

-11.3°C below freezing

Pre-Cooling Time

Approximately 4 hours

Cooling Duration

Up to approximately 12 hours (varies by usage conditions)

Dimensions & Weight

Approximately 1.2cm thick, weighing about 450g

Main Features

Stainless Steel, Fully Sealed Structure, Slim Design, Reusable, Long-Lasting Cooling

View Details

This Summer, Make "Carrying Cold" More Comfortable

From daily lunches and shopping to leisure and disaster preparedness, AAJW’s powerful stainless steel cooling plate introduces a new, smarter, cleaner, and longer-lasting cooling habit for those who want to carry coldness efficiently.