What is BottleKeeper? Julia Sky November 21, 2017 21:02 Updated Follow Related articles What is the difference between BottleKeeper 1.0 and 2.0? Is BottleKeeper in retail stores? How To Thread the Tethered Cap How to insert neoprene in your BottleKeeper? How to insert a beer bottle? Comments 0 comments Article is closed for comments.