Clean 2-in-1 brow and lash serum powered by a trio of peptides and vegan keratin that accelerate the appearance of fuller, feathery eyebrows and longer, thicker eyelashes. Safe for sensitive eyes and prostaglandin-free. Easy, unrestrained beauty Kosas is here to liberate your routine with a line of nourishing color cosmetics that thrive on reinvention. Their name is a tribute to philosophy and the five "kosas" of self and bringing out the beauty in each dimension with botanical formulas that apply effortlessly.