As for blades, razors can come in single- or multiple-blade formats and can be spaced differently. "Multiple blades can achieve a closer shave with fewer strokes," says Dr. Ilyas. "Ideally ...
A single-blade design can also provide a close shave if you know the right technique. Which is why if you're prone to razor bumps or ingrown hair, Dr. Brendan Camp recommends razors with a single ...