You can contour with ease using the soft, dense Sigmax® curve to hug the angles of your face, placing products right where you want them. Function: Exactly apply foundation or contour Unique Feature: Curved-top brush head HIGHEST-QUALITY FIBERS: Exclusive synthetic antimicrobial fibers Engineered to better hold, apply + blend products FERRULES WITH UNMATCHED STRENGTH: Durable + corrosion-resistant SigmaAlloy™ Precious metal plating for shine + strength Exclusive, patented interlocking technology Double-threaded engineering SLEEK, DURABLE HANDLES: Solid polymer-based handles are waterproof Outlasts all product formulas + frequent brush care