Customized Matt Cationic Polyester Insulated Cooler Bag Middle Size manufacturers From China | Coolvalue compared with similar products on the market, it has incomparable outstanding advantages in terms of performance, quality, appearance, etc., and enjoys a good reputation in the market.Coolvalue summarizes the defects of past products, and continuously improves them. The specifications of Customized Matt Cationic Polyester Insulated Cooler Bag Middle Size manufacturers From China | Coolvalue can be customized according to your needs.his insulated cooler bag with matt cationic polyester business style is very suitable for adult. It is about 18LT. The side mesh pockets and front pocket with zipper are for some small things like keys, cards etc. for easy taking out. The outer material is very durable and will not show the dirt . The lining can be white PEVA, gray PEVA or aluminum foil which is safe for food contact and easy cleaning with damp cloth. The lining is heat sealed that will be watertight. You can put ice inside together with drinks to keep cold more time.We usually use 4-5mm thick EPE foam between outer and lining to keep warm or cold. Of course you can use thicker one.