Louis Vuitton’s flagship Fifth Avenue store may be covered in a giant trunk, but it’s far from packed up. On Friday, the luxury brand opened its new temporary location — its Fifth Avenue flagship, currently covered in scaffolding made to look like its iconic luggage, is undergoing a yearslong renovation project — and boasts its first-ever US cafe. But it’s no makeshift holdover.

The five-story temp store at 6 E. 57th St., across the street at the former Niketown, has already blown customers away.

“It’s phenomenal,” Michelle Carter, 59, told The Post as she exited the store carrying her new boots in the iconic orange shopping bags. She and her girlfriends were some of the first people in the store when doors opened Friday morning. The gaggle of women visiting the city from Texas already has plans to return over the weekend to make another purchase.

Michelle had been in the flagship store before it closed to the public but said that this temporary shop “is way more elaborate.” “There’s just so much more attention to detail. And it’s bigger,” she explained.

The size of the interim shop was something duly noted by most stunned shoppers. “I can’t believe how big it is,” Jordan Strong told The Post as he entered the shop with his wife Lisa, happily holding her shopping bag. He compared the store to a museum, explaining that the displays and layout of the place made it a “really experiential” shopping trip.

The British tourist was almost convinc.