Luxury resorts are betting big on . . .

bunk beds? Dorm-style sleeping arrangements are in high demand at hotels , Bloomberg reported on Tuesday. As the cost of traveling continues to climb and multigenerational trips become the norm, bunk beds are not only useful for fitting more people into one space, but they also save guests a few bucks in the process. “In markets with really high room rates and really high occupancies, adding a few more beds to a room means you can fit more people in it and charge more,” Alastair Thomann, chief executive officer of boutique hospitality brand Generator, told the publication.

“Suddenly, a little villa which used to sleep two or three can sleep five because they’re doubling up. The space allows it. So that’s the game, really—that’s the economics behind it.

” Of course, the bunks of today are far more luxurious and design-focused than what you’d find, let’s say, at summer camp or a college dorm. Across the pond at the U.K.

’s five-star Beaverbrook, the 21-room English manor offers a half-dozen bunk suites—starting from $1,512. The cottage-like rooms are decked out with pastel hues and checkered details that will enchant kids and adults alike. In fact, this style of accommodation is just as popular among grown-ups.

“There is something about bunk beds that is inherently playful and camplike,” Mitchell Hochberg, developer of Moxy Hotels in New York City , told Bloomberg. “Much to our surprise, they’ve been embraced.