Makari Extreme Spot Corrector PenThis convenient, portable pen directly targets and lightens dark knuckles, dark spots and other small skin discolorations with a quick roll of the ball. It is highly recommended to perform a skin sensitivity test before using on your face. Portable, spot lightening pen Lightens dark knuckles, dark spots, blemishes, and other small discolorations Perform a sensitivity test before using on face. Recommended for all skin types except sensitive