Braun Series 5 Old Generation Electric Shaver Replacement Head - 51B - Compatible with Waterflex Electric Razor WF2s

World's # 1 Foil Shaver Brand* *Based on global Braun value share in electric foil shaver market from May 2013 to to April 2014. Official Electric Shaver of the NFL Fits Braun Series 5 (Waterflex) Shaver head should be replaced every eighteen months. Replacing your shaver head gives a 25% better shave. For optimum performance; clean regularly.