Fill in and shape your brows using your favorite gel or powder products with this classic SigmaTech® fiber brush. HOW TO USE After applying brow gel, brush the spoolie through your brows to tame and shape. For lashes, pull the spoolie through lashes after applying mascara for separation and exactness. DETAILS  Function: Comb through lashes + brows Unique Feature: Spoolie brush head Recommended Use: Brush brows with spoolie to tame and shape. Also use to pull through lashes for separation and exactness. Coverage: Medium to Full TECHNOLOGY 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 US Patent No.