Braun Clean & Renew Refill Cartridges CCR4 have an alcohol-based solution that efficiently cleans your electric shaver by removing residual hair and also skin particles. More hygienically than water, this formula promises to leave your shaver ready for top performance at all times. Even more, it also contains high-energy lubricants that conserve your shaver's blades and help to reduce friction. The lemon-fresh fragrance delivers a stimulating scent for a pleasant user experience. , , Place your electric shaver on your SmartCare centre after each utilization in order to leave it feeling like new.