India, July 18 -- For the past few years, I've made an annual pilgrimage to the South of France in August to work the wine harvest (essentially picking and stomping grapes to make wine)-a labor-intensive endeavor which I tend to bracket with a few days relaxing on the beach. Heat waves are common at that time of year, so I'm always sure to pack breezy clothing that's versatile enough to wear with sneakers for daytime sightseeing or to dress up with heeled sandals and jewelry for a night out. Linen sets are my travel uniform of choice: they're breathable, naturally moisture-wicking, and easy to style.

As a travel and fashion writer, I spend hours each week searching for the best new releases on Amazon-and recently, I've found a handful o...