【LONG 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 COOL 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 fresh without the ice melting.Ideal for kids ice packs for lunch box or bento boxes, taking to the office, picnic, hiking, fishing etc. 【DURABLE】These reusable ice packs are designed to last, so you can be confident that what you pack will stay cool and fresh until you're ready to eat.For maximum cooling performance, freeze the ice packs the evening before use. 【REUSABLE COOL PACKS】Non-toxic, BPA-free plastic ice packs are perfect for repeated use! 【VERSATILE DESIGN】The versatile design allows you to store them at the bottom and/or sides of your lunch bag or cooler.Tip: Use multiple blocks for more cooling performance.