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Discovered over at Hammacher Schlemmer, the metal blade of this cleanser uses ultrasonic vibrations against the skin to clean off oil, makeup, and dead cells. The device also promises to leave skin feeling smooth and supple and can help reduce fine lines and wrinkles.

Total cost for this tech: try $300. But there's something unsettling about putting what looks like a box cutter directly your face. You're probably better off using a washcloth.