Will You Accept This Contouring Brush? 6 Makeup Secrets From the Bachelor Girls

The Tip: Another trend Bachelor girls are fans of is contouring. Moldavon likes to contour naturally, avoiding seams and hard lines where the cheek is being "cut" or the nose looks like it has too many different colors.

"The goal is not to see the contour: it's for them to look like they were blessed with amazing bone structure," Moldavon said.

She gently contours the top of the forehead where the sun would naturally hit the face and then adds shape just under the cheekbone and jawline, if necessary. "The center of the face is always a bit lighter as to add dimension to the face," she added.