5 layers to protect your food.
Under the colourful exterior of the insulated lunch bag are 5 additional layers of food protection: 600D polyester is high performance polyester material that keeps your lunch bag safe and very strong. EPE foam: There are 3 mm aluminium-plated laminated expandable polyethylene layer to keep the temperature of your food or drinks for a few hours. Double PVC fabric is very safe if you drop the bag, then it is also very easy to clean, it is super strong PVC, also super light. The material of aluminium makes the bag very stable and warning.