SENSAI’s Lash Conditioner strengthens the protein in the eyelashes while enveloping each lash with a silky-smooth, protective barrier. With each application, this lash-caring formula works to strengthen, repair and nurture each hair while enhancing the effect of any mascara. The result is stronger, healthier and shinier lashes. Repairing lash serum. Strengthens weak and brittle lashes. Enhances the effect of any mascara.SKIN THERAPIST TIPRecommended for all mascara wearers.