Already a fan of our bestselling Xlash Eyelash Serum and can’t live without it? Invest in this duo pack, which will last you longer and you won’t risk losing your amazingly long lashes! This is your secret weapon for longer, thicker and darker eyelashes. Harnessing nature and science, you’ll wish you had your hands on it sooner! The serum contains a combination of natural ingredients that boost volume and strengthen lashes while being kind to your eyes.