Lined with neoprene and padded for serious impact, BottleKeeper does what a regular koozie can’t: it keeps your beer cold and safe, wherever you go. Protect your beer from the elements with BottleKeeper. http://www.bottlekeeper.com/?utm_source=Pinterest&utm_medium=9.1P | See more about Beer, Cas and Groomsmen. Photos from the site http://www.bottlekeeper.com/?utm_source=Pinterest&utm_medium=9.1P&pp=1