Domensi 4 Pack Reusable Ice Packs for Lunch Boxes Stainless Steel Pack with Cylinders & Water Bottle Designs, Long Lasting Cooling Ice Packs for Coolers, Picnic, Camping, Beach & Sports

["Long-lasting Cooling: the reusable ice packs set designed to keep food and drinks cold for 6–8 hours; Good for lunch boxes, coolers, and picnic bags, so you can enjoy fresh, chilled meals and beverages wherever you go","Two Ice Pack Designs: the stainless steel ice pack set includes 4 ice packs in total, with 2 mini ice cylinder (approx. 6.3 x 1.5 inches/ 16 x 3.8 cm) and 2 square ice packs (approx. 6.9 x 4.6 x 0.5 inches/ 17.6 x 11.6 x 1.3 cm); The two versatile styles fit various containers such as bottles, lunch boxes, coolers and more","Easy to Use Portable: the ice packs for cooler simple to operate with just 4 hours of freezing time required; The set comes with a black storage bag (9.84 x 12.6 inches/ 25 x 32 cm) for tidy organization and easy portability, good for travel and on the go use","Food-grade Stainless Steel Reusable: the ice packs for lunch boxes constructed with food grade stainless steel for healthy, long lasting performance; The smooth surface is easy to clean, and its reusability effectively help you to save costs","Good for Multiple Uses: nice for lunch boxes, coolers, picnics, camping, beach days, and sports events, the lunch box packs keeping your food fresh and cool for hours in all kinds of scenarios"]