Self-sharpening BladesFeaturing consistently sharp performance with self-sharpening stainless steel blades, this trimmer is designed to maintain its cutting edge with every use, meaning you can enjoy precision without frequent replacements. The hassle-free maintenance means you can focus on your grooming routine without worrying about extra upkeep. The self-sufficient blades are engineered to perform at their best without the need for lubrication, ensuring a smooth and consistent trimming experience every time.