Coffee Scrubs and Nitrile Gloves Lunchbox, Dental Lunch Bag, Tooth Lunchbox, Dentist Lunch Box, Dental Hygiene Gift, Nursing School Gift The lunch tote bag is made of waterproof leakproof polyester and Insulated aluminum foil liner, the stitching is very thick and tear-resistant, and the heat preservation performance is excellent. It can not only keep the food cold/hot/fresh for 24 hours but also keep the shape of the lunch bag stable and not deformed. The soft top handle is easy to carry and wear-resistant smooth zipper, you will never find a better custom lunch box container.