Additional large slab to cover a larger surface at a single stroke Spring placed cutters enable alignment of reducing closer to your skin layer Foil geometry makes it possible for cutters to acquire very close without inflaming your skin layer Leaner removes long hairs as well as hard to cut Braun substitute slab as well as cutting shuts out aid sustain your razors maximum performance. Braun suggests modifying your razor cutters every 18 months as reducing parts slowly wear eventually, as well as your waxing can easily end up being less near as well as relaxed. After replacing them you will acquire 100% of the performance of your razor.