The world's biggest bra is being auctioned off for a breast cancer charity. According to the Huffington Post, the 'mega 1,360B' is the size of two tennis courts and weighs as much as 1,800 traditional bras. The bra is being auctioned on eBay with a starting bid of $800.30. http://www.huffingtonpost.com/2012/10/23/worlds-largest-bra-auctioned-breast-cancer-awareness_n_2005578.html. The auction continues through October 28, 2012.