The Anastasia lunch bag kit provides you with everything you need to send your little one off to school with healthy and fresh meals! Made of a durable 600D material with zipper closure. Container set includes (1) 3-cup container with ice pack and (1) 1-cup container. The reusable ice pack can be frozen ahead of time and later snapped into the lid to help provide hours of cool insulation. Container and lids are microwave, freezer and top-rack dishwasher safe. All components are completely non-toxic, food safe and BPA-free.