The actress turned out to support Timberlake after his major win, adding a polished touch to the star-studded celebration.
Sheer style: Jessica Biel arrived at the Dream Hotel in a see-through black lace dress worn over black underwear for the VMAs afterparty on Sunday
While Miley Cyrus and Lady Gaga embraced barely-there outfits on stage, Jessica delivered a more refined take on the daring trend.
The 31-year-old's black underwear was visible beneath the dress, which appeared to be crafted entirely from vintage-inspired black lace.
Although the look revealed plenty, its calf-length hemline and high neckline gave the outfit an elegant, sophisticated finish.
Proud wife: Jessica smiled as she made her way inside to join Justin Timberlake after his big win
Striking: The actress demonstrated how to achieve a sophisticated take on a daring look, unlike some of the night's VMA performers
Gothic touch: Jessica completed her party ensemble with black drop earrings and a hint of plum lipstick