In honor of National Underwear Day (it's this Thursday, August 5, so mark your calendars), Freshpair. com (the site that lets you "buy underwear in your underwear") is throwing a huge panty party, and they're letting us in on the fun.

Today through August 8, 2010, leave a comment on any All the Looks Insider post for your chance to win one of 10 Stretch Lace Low-Rider Thongs from leading, one-size-fits-all panty brand Hanky Panky (celeb fans include Beyoncé, Cameron Diaz, Jennifer Aniston and Rihanna, just to name a few).

Don't forget to include your favorite Low-Rider color (find the complete color list here) in your comments because it's winner's choice, and make sure to leave a new comment every day for another chance to win:)

Check out more styles from Hanky Panky, and countless other designer intimate brands, at Freshpair.com.

View the official Freshpair Hanky Panky Giveaway Rules.