How about the idea to use the bottle cooler bag as a part of your advertising campaign? I think the blew bottle cooler bag is a very useful gift to use as part of the advertising campaign.

bags

As the promotional items, the material of the cooler bag could be made of the 600D polyester/ 70D nylon/neoprene/Non-woven, the color of the bag could be design meet your advertising campaign, the size of the cooler bag is 125mm diameter x 315mm, print area is 60 x 120mm.