The Instant Contour brush is a flexible and uniquely designed angled brush for precise contouring of the eye crease.Place the pointed edge of the brush into the crease of the eye with the flat side facing upward against the brow bone. Firmly and slowly. move the brush in a windshield wiper fashion along the crease. The shape of the brush will provide contouring and blending in this single motion. Style # 191615015