A saleswoman shows a souvenir badge for the Beijing 2008 Olympic Torch Relay on Friday, April 27, 2007. [Xinhua]

A series of souvenir badges for the Beijing 2008 Olympic Torch Relay were released in Beijing on Friday.

These limited badges, which are all made of pure gold and silver, have six versions, and are divided into three sets.

They can, at present, be purchased in branches of the Bank of China and in Beijing's licensed Olympic stores.