The Polyvore application for Facebook integrates Polyvore into your Facebook profile. Once you have added the application:
Install the Polyvore Application for Facebook
When you install the Polyvore application, a brand new Polyvore account is automatically created for you. If you have an existing Polyvore account, sets and items from that account won't show up in your Facebook profile until you merge your two accounts. Merge my accounts.
We are sometimes unable to update your Facebook profile immediately after your changes. If this happens, We re-try to update your profile within an hour. If your profile is still not updated after several hours, please let us know.
Click the "Sign in through Facebook" link at the bottom of the sign in page. Make sure you are signed in to Facebook first.