The actress, 28, launched her lingerie brand Syrn today, unveiling a collection of lacy bras, plunging bodysuits and va-va-voom corsets. 10 Sydney Sweeney launched her lingerie brand Syrn on Jan. 28 with the “All About the Assets” collection. Instagram/syrn10 The “Euphoria” actress, 28, promoted the line to her 26 million Instagram followers with increasingly sultry campaign imagery shot by celebrity photographer Ellen von Unwerth. Instagram/syrnSweeney has been promoting the direct-to-consumer line to her 26 million Instagram followers with ever-racier campaign photos and behind-the-scenes videos. sydney_sweeney10 Sweeney scaled the Hollywood sign on Monday with her team, draping bras across the iconic letters in a guerrilla marketing stunt.