Reusable Ice Packs for Lunch Boxes - 7x7 Inch Long-Lasting Freezer Packs, BPA-Free Gel & Leakproof Design Cold Packs for Cooler, Camping, Travel

4 Pack Ice Cooler Packs: Perfect for various occasions, from parties to travels, camping trips, beach days. These reusable cooler ice pack can keep your beverages and food cool and fresh, meet your all cooling requirements. Size: Each individual cooler pack measures 7'' x 7'' and weighs approximately 350g, making it flat and lightweight for easy put in lunch boxes, coolers. Its compact design saves space. Freezer Packs Material: Crafted with a robust 4 layer construction, PET/AL/PA/PE, the exterior is tough and resistant to breakage, ensuring no leaks of its contents. These ice packs are filled with specially designed bio-gel for optimal cold retention, it delivers exceptional cooling performance over an extended period. Cold Retention Duration: Enjoy an ultra-long cold retention ice packs. Simply freeze in the refrigerator until solid, and you're ready to go with this reusable ice pack. Convenient Lidless Design: These cold packs for cooler introducing lid-free, pre-filled design that no need to filling with water. Cleaning is easy too, just need to clean the surface.