This zippered bottle insulator is the perfect party favor! Made of 1/8" thick high-density open-cell scuba foam, this collapsible item measures 3 3/4" W x 8" H when flat. With a 1.625" diameter, this holder fits most long neck bottles and comes in several colors to choose from. A fun giveaway for tailgates, corporate picnics, birthday parties and wedding favors, have your company logo or event name imprinted on the surface for a custom keepsake.