Braun Clean & Renew Male Refill Cartridges keep your electric shaver blades in top condition. These refill cartridges are compatible with all Braun Clean & Charge units and ensure you continue to get a close and gentle shave. The alcohol-based cleaning solution is proven to be up to 10 times more effective than cleaning your electric shavers under running water so you can guarantee a clean hygienic shave. Plus the lemon-fresh formula lubricates the shaver s blades and refreshes your shaving experience. Simply replace the Braun shaver cleaner refill cartridge every three months to experience a shaver like new every day. Braun Clean & Renew Refill Cartridges are 100% compatible with all Clean & Charge Stations (Smart Care Centers). These Braun razor cleaner refills are designed in Germany and built to last.