Made of high quality neoprene (wet suit) material this coolie fits most 12 oz. beer bottles, has a zipper for easy access and a rubber bottom for stability. Colors and graphics are digital depictions and may vary slightly on the actual product. Keeps your beer colder and your hands dry. Prevents surface damage. Printed on 1 side (opposite zipper). Optional bottle opener is attached to the zipper pull of each coolie.