If the sudden heat wave has you reconsidering your makeup routine, we hear you! Now is the time to swap heavy foundation for barely there tinted moisturizer and high-maintenance liquid eyeliner for effortless shadows. For the 411 on how to cop a flawless no-makeup look using minimal product, we enlisted celebrity makeup artist Sarah Uslan. Here, the items you need in your bag—especially when you’re traveling—to look gorgeous, glowing and au naturel.