EXPANDABLE LUNCH PACK Lunch pack features SuperFoam insulation and a ThermaFlect radiant barrier interior to keep your lunch snacks and drinks cold and fresh LEAK PROOF LINING WITH MICROBAN PROTECTION Ultra Safe leak proof lining with Microban protection Builtin protection helps prevent buildup of bacterial odors and stains Makes lunch box easier to clean after work or picnics Zipper not leak proof ICE PACK AND FOOD CONTAINER INCLUDED Lunch box includes a two piece leak proof food storage container and high performance ice pack for storing food and keeping it cold Exterior accessory pocket provides extra storage VERSATILE DESIGN Easy to carry horizontally vertically over the shoulder by the handles or attached to a backpack or bag Lunch pack expands to nearly double capacity Perfect for taking lunch on the go EXPANDABLE DESIGN Dual compartment conveniently stores lunch snacks sandwiches water bottles and more with ease Approximately doubles in capacity when expanded from 143 ounces to an expanded capacity of 270 ounces