Promotional Cooler Bag

promotional
Of or relating to the publicizing of a product, organization, or venture so as to increase sales or public awareness
(promotion) act of raising in rank or position
of or relating to serving as publicity; "promotional fares"
(promotion) a message issued in behalf of some product or cause or idea or person or institution; "the packaging of new ideas"

cooler bag
A thermal bag is a type of insulated shipping container. It is usually a bag made of materials that have thermal insulation properties and is used to help maintain the temperature of any contents (i.e. cold items stay cold, hot items stay hot).