Up To 20 Hours Japan Ice Ice Neck Cool Cooling Heat Relief Sports Fireworks Outdoor Cool Adults Summer Use Cooling - Supervision Stick, Pack,

[Safety Tested in Japan & Leak-Proof Design] Manufactured in an ISO9001 certified factory. By reviewing the manufacturing process and material quality, durability has been improved, resulting in a design that is less prone to damage or leakage during use. It is reusable and can be used for a long time. Furthermore, durability and safety tests have been conducted by a testing institution in Japan (inspection date: May 18, 2023). [Gentle on the skin for comfortable use] The ice pack itself is made of highly flexible silicone material, which gently fits to the area you want to cool, such as your neck, palms, armpits, and behind your knees. The cap structure with a gasket suppresses condensation, and the use of a stainless steel cover further prevents melted water from leaking out. Its simple structure makes it fully washable, so it can be kept clean at all times and is easy to maintain. [Excellent cooling power for heat relief] Featuring a stainless steel vacuum insulation structure, it effectively blocks out external heat. It keeps ice cold for extended periods, making it ideal for a wide range of situations, including commuting, sports events, and outdoor activities. It's not only great for beating the summer heat, but also convenient for cooling down fevers and for icing after exercise. [Two Ways to Use & Long-Lasting Coldness] This product can be used in two ways: by directly filling it with ice water, or by filling it with water and freezing it. You can choose the method that best suits your needs and situation. Thoroughly cooling it in the freezer enhances its cooling effect, allowing you to keep things cool for a long time, even in hot weather. [Eco-friendly design for all seasons] Can be used not only for cooling but also as a warming item. An eco-friendly design that can be used all year round as an ice pack in summer and a cold-weather item in winter. Cold resistance temperature: -20℃ (cooling duration: approx. 20 hours) Heat resistance temperature: 100℃ (heating duration: approx. 7 hours) *The duration of the effect may vary depending on the usage conditions and environment. [Safety Tested in Japan & Leak-Proof Design] Manufactured in an ISO9001 certified factory. By reviewing the manufacturing process and material quality, durability has been improved, resulting in a design that is less prone to damage or leakage during use. It is reusable and can be used for a long time. Furthermore, durability and safety tests have been conducted by a testing institution in Japan (inspection date: May 18, 2023).