Sportsheets Em Ex Silhouette Harness . Comfortably fun, all day wear. An active life style demands a comfortable, all day, all night harness. Em Ex was designed for durability, comfort, and fit. The soft fabric provides stretch while keeping accessories firmly secure. With its durable elastic waistband and nitrile rubber O-ring, you can fly the friendly skies as TSA will never know you are wearing it. High cut style. Interior fabric panels secure toys and provide support. Built in nitrile o-ring