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Whether heading to the red carpet or taking the time for a long-overdue date night, we all need a few go-to formal dresses for special occasions. Find a one-of-a-kind look that makes you sparkle for up to 90% less at thredUP.

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    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    IÉNA Cocktail Dress (view 2)IÉNA Cocktail Dress (view 1)
    View Product: IÉNA Cocktail Dress

    IÉNA

    Cocktail Dress
    Size Med
    $160.99
    27% off estimated retail
    Tadashi Cocktail Dress (view 2)Tadashi Cocktail Dress (view 1)
    View Product: Tadashi Cocktail Dress

    Tadashi

    Cocktail Dress
    Size 8
    $199.99
    21% off estimated retail
    Lauren by Ralph Lauren Cocktail Dress (view 2)Lauren by Ralph Lauren Cocktail Dress (view 1)
    View Product: Lauren by Ralph Lauren Cocktail Dress
    Size 6
    $151.99
    69% off estimated retail
    Michael Costello X Revolve Cocktail Dress (view 2)Michael Costello X Revolve Cocktail Dress (view 1)New With Tags
    View Product: Michael Costello X Revolve Cocktail Dress
    Size Med
    $174.99
    59% off estimated retail