India, July 29 -- Meetings, meals, the metro ride home - most lipsticks don't make it past the first meal. But they come with the promise of lasting longer. It turns out there are a few secret makeup tricks that can help sustain the colour on your lips. On World Lipstick Day, observed on July 29, we asked two makeup and beauty experts, Deepika Thapar and Richa Agarwal, to break down how to make your lip makeup last longer, step by step, from lip prep to what holds up in monsoon humidity.

Use a damp washcloth, towel, or gentle sugar scrub to exfoliate, followed by a balm left to absorb before any colour goes on. Clearing away dead, flaky skin gives long-wear formulas an even surface to grip, so colour applies smoothly and holds longer ins...