Tsuda Shokai COOLER SHOCK Ice Pack [Medium SizeSingle Item] Long-Lasting, Powerful Cooling, Colder Than Ice (-7.8°C), Reusable, Perfect for Camping,

✅[Made with technology developed for medical use!] Cooler Shock is a powerful ice pack created using blood transport technology. It is designed to maintain a temperature of -7.8°C for extended periods of time, even keeping cooler boxes cold for extended periods of time. ✅[Keeps -7.8°C colder than ice for extended periods of time!] While ice quickly heats up and melts to 0°C, Cooler Shock is designed to maintain a temperature of -7.8°C for extended periods of time. ✅[How to use] 1. Pour the specified amount of water into Cooler Shock. 2. While removing all air, seal with the included silicone cork. 3. Tighten the cap and wait until it turns into a gel. 4. Place in the freezer until completely frozen. ✅[Product Details/Medium Size] ■Size: (approx.) 25cm x 25.5cm x 2.5cm ■Materials: Silica, sodium chloride, etc. ■Water volume: (approx.) 830ml ■Pre-cooling time: (approx.) 12 hours ■Set contents: 1 x Cooler Shock M size, 1 x Silicone Cork ■*Product color may appear different on different monitors. Specifications and design may be subject to change without notice for improvement purposes. [For those looking for the following products] Ice packs, ice packs, ice bags, refrigerators, freezers, sub-zero temperatures, long-lasting freezing, powerful ice packs, S M L, large, medium, small, set, disaster preparedness supplies, disaster preparedness related goods, disaster preparedness kit, disaster preparedness supplies, emergency situations, disasters, cooler box, cooler, cooler box, cooler basket, cooler bag, cooler bag, box, leisure cooler, hard cooler, cold storage, ice box, cooling power, enhances cooling power