Is There Room for Another Activewear Giant?

The future of activewear is not leggings.

At least, that’s the central thesis behind Vuori, an activewear brand that has in recent years expanded beyond workout gear into categories like jackets and pants that are better suited to walking the dog or commuting to work than hitting the gym.

To be sure, the brand sells plenty of leggings too, including pairs made with a new fabric it calls BlissBlend, unveiled last week. But travel is among its…