Nani Swimwear – Creating Active Swimwear for Adventure-Seeking Women Live Nani. Nani Swimwear is made for movement; The brand transcends, innovates and creates high quality swimwear that supports, flatters, and keeps up with active women. Nani was established in 2016 when 17-year-old co-founder and designer, Marissa Barlow, noticed a need for active swimwear that was also on …