Thinx debuts activewear line for period-proof workouts Tuesday, February 9 by ABC NewsBy ZOE MOORE, ABC News (NEW YORK) -- Listen up, exercise enthusiasts: Workout clothes for when you’re on your period are here.Thinx, a feminine hygiene company, just launched an activewear collection with period-absorbing technology.The Thinx Activewear line includes four... Read More.