[LONG-LASTING COOLING]With each ice pack measuring 7.0x7.5x1.5cm and designed to keep your items cold for hours. These small ice packs are perfect for lunch boxes, beach bags, picnic baskets, coolers, and more!; [MULTIFUNCTIONAL COOLING PACKS]These ice packs help keep food and drinks cool and fresh for longer. The ice packs are perfect freezer bags for families to keep food and drinks cool without the ice melting. Great for kids ice packs for lunch boxes or bento boxes, taking to the office, picnic, hiking, fishing, etc.; [DURABLE]These reusable ice packs are built to last, so you can rest assured that whatever you pack will stay cool and fresh until you're ready to eat! For maximum cooling performance, freeze the ice packs the night before use.; [REUSABLE COOLING PACKS]Non-toxic and BPA-free plastic ice packs are perfect for repeated use!;[VERSATILE DESIGN]Versatile design allows you to store them in the bottom and/or sides of your lunch bag or cooler. Tip: Use multiple blocks for greater cooling performance.