The All-Over Effect For an overall slimming effect, Roncal says to apply contour powder to your temples — it gives a nice shape to your face and enhances your bone structure. "Don't forget to sweep some of that contour powder along the top of your forehead too," says Roncal. "It will slim the whole appearance of your face." Sephora I.T. Angled Natural Blush Brush, $32, available at Sephora. Mally Beauty Shimmer, Shape, And Glow Face Defining System, $40, available at Mally Beauty. Phot