The biggest name in hard seltzer has gone soft. White Claw, the brand that helped usher in the hard seltzer era when it launched in 2016, has released a nonalcoholic seltzer. So yes, a seltzer.

White Claw has made a name by selling hard seltzer to the masses since its 2016 inception. Now, the beverage behemoth is forging a new, sober path. On Dec. 5, White Claw introduced a new category ...