INDIA, Dec. 10 -- As a shopping writer, I know one of the most underappreciated brands to shop for comfortable and luxurious loungewear is Spanx. When you think of the name Spanx, one may think about the shapewear they wore to their prom, and now to all of their friends' weddings. If you fall into that category, you're missing out on some of the most comfortable, supportive, and durable travel clothing available right now.

Spanx will have you looking like the coolest person in the airport, while feeling luxuriously comfortable-and it's the perfect one-stop shop for travel gifts. To help, the brand launched the Spanx Frequent Flier Gift Guide, with great deals on items such as Oprah's favorite matching set, cozy wide-leg travel pants, an...