“I can’t get over people bringing so much stuff in their toiletry bags. What is all this?” remarked my colleague Adrienne So one afternoon, dismayed, as she looked over my guide to the Best Toiletry Bags, with its photos of tackle-box-sized bags and Dopp kits overflowing with makeup. “I think this is more stuff than I have in my house.”Photograph: Boutayna-ChokraneOne could argue all day about what constitutes an appropriate amount of beauty products for travel. Some are able to get by for a week with some deodorant, a bottle of 3-in-1, and a ziploc bag. I talked to some travel influencers who travel for a living—as well as some frequently traveling coworkers—to get the lowdown on the best ways to keep your beauty routine intact and efficient while on the plane, on the road, and at your destination.