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Self-Sharpening BladesGet a perfect trim, time after time. The steel blades lightly brush against one another – sharpening themselves as they work. This results in blades that are sharp as day 1 after 3 years of use. | 
TrimmerUse the trimmer without a comb to get clean, sharp lines around your beard, neck and hairline. The trimmer's self-sharpening blades remain as sharp as day 1, even after 3 years of use. | 
Nose and Ear TrimmerRemove unwanted nose and ear hair easily and comfortably. |