If you've ever lusted over Emma Watson [1]'s feminine dresses [2] or Olivia Palermo's chic separates [3], this is your chance to make them your own. The style stars along with other A-listers like Lupita Nyong'o, Diane Kruger [4], and Lena Dunham have donated pieces from their closets to Vestiaire Collective. The online shopping destination has partnered with Women for Women International to launch the Wardrobes for Women initiative. One-hundred percent of the proceeds from the sale are donated to the organization, so know that your shopping is for a great cause. Scroll to see a few of our favorites, and head to Vestiaire's site [5] to shop the looks starting Dec. 3.

Olivia Palermo: Liudmilla slip-ons

Olivia Palermo: Tibi skirt

Emma Watson [6]: Christian Louboutin pumps

Emma Watson [7]: Derek Lam dress

Emma Watson [8]: Stella McCartney sunglasses

Lena Dunham: Lanvin dress

Lena Dunham: Thakoon striped blazer

Lupita Nyong'o: Miu Miu sequined collar top

Lupita Nyong'o: Bally bag

Diane Kruger [9]: Dion Lee cocktail dress

Diane Kruger [10]: Gucci top

Dree Hemingway: Maison Margiela boots

Dree Hemingway: Stella McCartney clutch

Caroline Issa: Mary Katrantzou clutch

Caroline Issa: Matthew Williamson dress