Multi-blade razors are designed to shave below the surface of your skin, pulling hairs up and cutting them too close. This causes irritation and ingrown hairs. The Single Edge is designed to shave at the surface of your skin, providing a close, comfortable, and irritation-free shave. We're so convinced you'll love the single blade shave that we offer a 100-day trial, and free shipping + returns to the US. You've got nothing to lose - give us a shot today!