【2-In-1 Dual Compartment Backpack Cooler】- The bottom of backpack with cooler compartment can keep your drinks, beers, tall beverages, fruits and lunch box fresh/cold/warm. And the top compartment has plenty of room for dry items, such as snacks, small notebook, cellphone and so on. The thermal backpack is 25L. Size: 12.5" x 7.5" x 18"/32cm x 19.5cm x46cm. Weight: 1.6 LB / 730g 【Waterproof & Insulated Cooler Backpack】- Exterior the waterproof coating and durable fabric protects your items from the rain or scratches. Interior bottom section made with heat-welded PEVA liner and high-density 8mm padding foam (BPA free) , work together to make sure NO LEAKING and longer insulation effect. This lunch backpack is handy to use and easy to clean with just a wet cloth or napkin 【 Lunch Backpack with Cooler Compartment】- The anti-tear, heavy duty double deck back pack guarantees your satisfaction. The adjustable shoulder straps with sternum strap are sturdy and relieve the pressure on the shoulder. Breathable mesh pads make it convenient to carry for long time. Comfortable to wear 【 Multiple Pockets for Storage】- 1 main compartment on the bottom is leakproof and insulated, 1 top storage compartment including 3 inner organization pockets is for your dry food, wallets, keys, pens, 2 small zipper pockets in the front is for your quick essentials, like phone, napkin, 2 mesh pockets on the side are perfect for your water bottle or umbrella, 1 beer opener on the strap is easy to use, 1 top bungee cord is to secure clothing, blanket and other items 【Versatile Back Pack for Your Best Choice】- With modern simple style, MIER insulated cooler backpack can be used as a lunch backpack, beach cooler or daily pack. Perfect for picnics, work, travel, camping, park, road trip or other outdoor activities. It's a great choice for men and women as gifts