flintronic 8 Pack Freezer Blocks, Reusable Ice Pack for Coolers, Ultra Cooling Ice Blocks, Extra Long Cooling Time for Cool Bag, Cool Box, 200ml

• 【Safe Materials】This cooler ice pack is made of HDPE outer shell and super absorbent polymer resin inner core, non-toxic materials. Its excellent durability supports repeated use, which is not only safe, but also can keep the temperature low for hours. (Cold-keeping time: 24-48H, but the actual use time depends on the number of ice blocks used and the external temperature conditions.)
• 【Lightweight and Portable】The ice pack are flat and lightweight, easily fitting into backpacks, side pockets, or lunchboxes without taking up much space. You'll hardly even notice them on your journey! (Warm Tips: Do not fill with too much water, as freezing expansion may affect the seal.)
• 【Reusable and Freez】Fill with water to approximately 80% full before use, freeze for 5-10 hours. Ice blocks can be repeatedly frozen and thawed for multiple uses, saving costs while ensuring food stays cold and fresh, making them more durable and reliable. After use, rinse and dry, then store properly for long-term reuse.
• 【Long-Lasting Cold Retention】Utilizes high-efficiency cold gel technology for long-lasting and stable cold retention. It can continuously cool food and beverages for several hours, ensuring items remain fresh and cold in hot environments, suitable for long trips or extended outdoor activities.
• 【Multi-scenario Use】A great refrigeration tool for multi-scenario, suitable for storing in lunch boxes, insulated bags, or for car refrigeration. Whether you're going to school, work, engaging in outdoor activities, or traveling, it can keep food and drinks chilled, making it more convenient and comfortable to use.

Feature: -Reusable Materials: The ice pack is made of HDPE outer shell and super absorbent polymer resin inner core, non-toxic materials, which support repeated use. -Lightweight and Portable: The ice packs are flat and lightweight, it is very suitable for storing in lunch boxes, insulated bags, or for car refrigeration. -Cold Preservation Time: 24-48H, but the actual use time depends on the number of ice packs used and the external temperature conditions. Specification: -Material: Outer Shell: HDPE Inner Shell: superabsorbent polymer -Product Size: 8.3*2.3 *15  cm -Product Capacity: 200ml -Product Color: Blue Packing List: -Freezer Blocks*8 Note: -Do not expose the freezer bag to exposed skin for a long time. There is a risk of frostbite! -Keep away from fire sources. -Dimensions are measured manually and may allow a slight error of 1-2 cm. -If you have any questions about the product, please feel free to contact us and we will provide you with a satisfactory solution.