Coolers backpack adopts seamless hot pressing technology, Waterproofs and leakproof You can put ice and food together Make from Oxfords cloth, tear resistant, perfect for outdoor parties and travel Insulated Coolers backpack is perfect for lunch, biking, work, hiking, camping, beach, outdoors Large capacity, allowing you to store a variety of items, such as meal box, beer and other items The camping bag have side pockets on the outside, providing storage for your items