Large Portable Cooler Lunch Box With Adjustable Shoulder Strap Selling point: Large capacity: The size is 11" 4.3" 9.4" inches (length x width x height), the main compartment has a large capacity, it can hold all your food throughout the day, such as sandwiches, salads, snacks, drinks and fruits . Multiple compartments: This lunch box has a main zipper compartment to keep your food and drinks warm or fresh. Leak-proof insulation: The reusable cold storage bag is equipped with an environmentally friendly waterproof polyester lining, which is soft, leak-proof and easy to clean. It is filled with 6mm EPE foam and 900d polyester and composite tarpaulin outer fabric to keep your food fresh or warm during your daily work. Convenient and portable: The reusable lunch box has a reinforced handle on the top and a detachable and adjustable shoulder, which can be adjusted from 15 inches to 27 inches when carrying, providing you with more carrying options. There are three carrying methods: handbag, shoulder bag and tote bag. A wide range of occasions: With a variety of bright colors, it is an ideal gift for you and your beloved. It can be used as a lunch bag, cold storage bag, tote bag, and picnic bag. Durable materials: high-quality reinforced gold metal double zipper, safety zipper opening and closing and metal buckle ensure smooth opening, tear resistance and maximum durability. Contain: 1x bag