The Basics When the current eyebrows aren't playing the right role, "block them out" with this flesh-colored wax stick. The Benefits Easily covers up existing eyebrows. The Pro Tip Apply Eyebrow Plastic Stick against the natural direction and in same direction of eyebrow hair using a spatula. The Bottom Line Allows you to hide an actor's or model's current eyebrows and create new ones with different shapes or effects.