Add definition or color to your eye look with this flat SigmaTech® fiber brush and any gel, liquid or powder formula.DETAILS  Function:  Apply color along the lashlines Unique Feature:  Flat, sharp brush head with a thin edge  Recommended Use:  Press gel, liquid or powder products along the upper and lower lashlines to create an easy, thin line. Coverage:  Full Length: 6 1/2 in. (16.51 cm) HOW TO USE:  Press gel, liquid, or powder products along the upper and lower lashlines to create an easy, thin line. TECHNOLOGY  HIGHEST-QUALITY FIBERS:Exclusive synthetic antimicrobial fibersEngineered to better hold, apply + blend productsFERRULES WITH UNMATCHED STRENGTH:Durable + corrosion-resistant SigmaAlloy™Precious metal plating for shine + strengthExclusive, patented interlocking technologyDouble-threaded engineeringSLEEK, DURABLE HANDLES:Solid polymer-based handles are waterproofOutlasts all product formulas + frequent brush care