A small, serrated, fan-shaped brush of synthetic fibres specially designed for u0026#34;root-to-tipu0026#34; application of Prep + Prime Lash or any M·A·C mascara. For post-mascara, use it to groom clumps and perfect the lashes.nBRUSH #205: mascara fan brushn100% Authentic Guaranteed!nBRUSH #205: mascara fan brush