Braun 3in1 Shaver Care hygienically cleans your shaver by removing residual hair & skin particles. It is the world's only alcohol-based shaver cleaning system provides your electric shaver with hygienic cleaning, maximizes performance and protects its blade. This product is a Braun original and engineered in Germany to be 100% compatible with any Braun SmartCare or Cleaning Center. For an electric razor like new every day, replace the refill cartridge every 2 months (based on average cleaning of 5 times per week, every 2nd shave. Effective for 20 cleaning cycles).