YNR Eyelash Inspection Mirror- Beauty Lash Extension Tool Large1. MAIN FUNCTION: You can use the eyelash mirror to check whether the extension of the eyelashes is correctly placed, the angle of inclination and whether there is no gap when applying makeup. 2. GOOD HELPER: Eyelash mirror is an indispensable tool in the process of eyelash painting, which helps to check the symmetry of eyelash extension under the eyelashes. 3. INCREASED EFFICIENCY: Eyelash mirrors allow you to check the symmetry below the lash line