Don't let a lack of beer bottle caps mess up your home beer brewing bottling session. Pick up extra bottle caps from E.C. Kraus while your beer ferments. We offer plain and oxygen-absorbing caps. The oxygen-absorbing products actually remove oxygen from your beer, which can help the beer better retain its flavor during storage. Our bottle caps go on with a standard bottle capper and fit most beer, soda, and champagne bottles. Save up to 20 percent off of this beer equipment by buying bottlecaps in bulk.