Our mascara contains sodium chloride benzalkonium chloride and citric acid. It can penetrate hair follicles and stimulate eyelash growth making eyelashes longer fuller and fuller. Gives the lashes a shine that makes them look lush long thick and beautiful. Its application method is simple: thoroughly remove makeup clean the face apply toner keep the roots of the eyelashes dry remove the brush head (keep the brush head moist) evenly brush the roots of the eyelashes keep the eyes looking down naturally for 5-10 minutes (to avoid the product sticking to the eyelids or seep into the eyes) apply makeup normally after 15 minutes and do not touch any moisture including toner for an hour. Deeply nourish eyelashes supplement root cell nutrition promote eyelash growth; Produces attractive thick healthy shiny feathered lashes.