Lunch Backpack, 15.6 Inch Insulated Cooler Lunchbox 。?【INSULATED LUNCH BOX COMPARTMENT】The inner insulation of the lunch backpack is thickened with foam and works together with the Aluminum layer to keep the food warm but also keep cold drinks about 3-5 hours. Allow you to enjoy delicious food at any time. Food container compartment dimension: 11 * 7.8 * 5.5 inch (can hold up 10 cans) ?【DEFORMATION DESIGN】When you store food or fruit in cooler compartment, main compartment area will be reduced to provide more space for food container compartment. When you don\'t need to carry food, the insulated layer can be folded so that you can carry more items in the main pocket. A combination of lunch bag and laptop backpack. Stylish, convenient and practical ?【LARGE CAPACITY】With 23L maximum capacity, the womens lunch backpack features 1 big main compartment with laptop sleeve compartment for 15.6 15 14 13.3inch laptops, 2 front pockets for your daily supplies, 2 side pockets for umbrella or facial tissue. It\'s suitable for a variety of applications, whether you\'re storing food and snacks for yourself for a work lunch, a weekend picnic with your family, or as a teacher backpack/nurse backpack/office backpack