This eco-bottle insulator is made of 1/8" thick high-density open-cell scuba foam. It contains at least 85% post-consumer content. This collapsible insulator is designed to fit longneck glass bottles and has a zipper for a cool, suit design. A four color process sublimation imprint is offered for you to customize this holder with your company logo or text. Ideal for tailgates, corporate picnics, birthday parties and wedding favors, invest in yours today!