Green Bay Packers Bottle Jersey Holder Kolder NFL Bottle Holders These jersey bottle holders are constructed from 3mm Neoprene "Wetsuit" rubber, and will hold a longneck bottle. They are designed to keep your favorite beverage COLD... and your hands WARM! The neoprene construction makes it easy to remove the bottle from the holder no pliers needed. Its stretchable, washable and foldable.