1. The cutter head has a smooth touch and elastic veneer, which can adapt to different facial contours 2. The ultra-thin process of the knife net, cut the beard more thoroughly 3. The blade set of the knife net is double-ring design, which greatly increases the contact area between the knife net and the face, and doubles the shaving efficiency. 4. The cutter head adopts automatic grinding technology, precision fit, long-lasting durability 5. Easy to replace
