This lunch bag has high density thermal insulation to keep contents cool and fresh.interior has an ultra safe leak proof lining with microban that helps protect against bacteria,odor and stains and makes the lining easy to clean.it has high performance ice pack to keep food and drinks cold for longer period.the exterior has a zippered accesory pocket and a carry handle.the brand is arctic zone and dimension of the bag is(lxwxh)9.50"x3.75"x8.25".we have them in different colours.