Prolong Lash Oil Free Eyeliner is the perfect partner for eyelash extensions. Intense black pigment with a satin finish, this pen has a precise felt tip for creating the perfect liquid line every time. Safe for use with eyelash extensions, Ophthalmologically tested. Formulated to be easily removed with Prolong Lash Cleanser. Good for a minimum of 120 applications. Oil Free Vegan Ophthalmologically Tested Water Resitent