New Cool Refreezable and Reusable Ice Packs Car Shape Set, Multi-color Set of 4 slim reusable Car Shape Ice Packs in fun bright colors. Perfect slim size designed to use individually to fit into all types of lunch bags and boxes. Ice packs are non-toxic and BPA Free. Ice pack is Freezer safe. Can be used every time you need. Wonderful Ice packs for children. Easy to use and clean. Notice: The ice packs cannot be placed in the dishwasher or microwave.