This is a new lash and brow growth serum by Mayamy. 

"This serum activates eyebrow growth making brows thicker and denser. The main active ingredient is Capixyl Complex 4% that promotes the regeneration of hair follicles, boosts the formation of new hairs, prevents hair loss, and strengthens eyebrow hairs. The serum contains active natural components that nourish hairs, promoting their growth. Visible results in 4 weeks!"