Lili is putting her panties up for auction through Pornstar Panty Auctions, and has an online listing up for one of her G-strings. Proceeds from the auction will go to support the cause.
To see the auctioned item, click here.
"I'm very pleased to be able to contribute to this important cause," Lili said. "The adult industry is a lot of fun but breast cancer is a serious issue that affects so many women. I hope my fans turn out and bid."