There's a new addition to the LaCroix family, and it's one of its most tropical flavors yet! While fans requested watermelon and pineapple LaCroix and pretty much every other fruit flavor under the sun, the brand's newest sparkling water is inspired by a classic tea flower. "Thank you for the overwhelming response," LaCroix wrote in an Instagram post announcing the news. "Please welcome LaCroix's newest innovation HI-Biscus!