Insulated lunch bag can keep your food stay warm as well as your fruit stay fresh. We have designed three-layer, the outer layer of Oxford fabric is made of waterproof so it can protect the inside of the freezable lunch bag, the middle layer is thickened EPE foam so it has buffer protection, and the inner layer is made of leakproof 0.2mm PEVA lining(BPA Free). We using thicker and denser foam, can keep food and drinks cool or warm up to 5 hours. Because of the Oxford fabric's outer layer, it is waterproof so you can remove dirt easily and quickly. The inner layer can also be cleaned easily by wiping with a towel, moreover, the lunch bags are leakproof. Lunch bag is 12.5 x 6 x 11 inches large, there is enough space for you to carry things.