RELIABLE QUALITY:The exterior of the Cooler Bag is constructed out of durable and water resistant 1680D Oxford fabric, it keeps the stored items dry and clean.The interior lining was made of food grade PEVA foil,can keep food and drinks cool or warm for more than 5 hours. MULTIPLE POCKEST :Available in 15L to meet different needs,equipped with 1 wide top pocket,features wide opening for easy loading and unloading;there are 2 side mesh pockets for storing drinks, bottles and even umbrellas;a deep front pocket for putting candies, napkins, keys, and other small stuffs. PORTABILITY:Designed with a padded handle and a detachable shoulder strap that offers multiple carrying ways and allows for effortless carrying. The lid of this cooler lunch bag can be opened up widely with strong two-way.