Jar of Gems is a greatest hits album by Jars of Clay that was released exclusively in Singapore and Philippines due to the band's popularity in those countries. The 12-track compilation on the first disc features all of the band's radio singles that were released in Singapore and Philippines. The second disc features several of the tracks that appear on the 1999 rarities album, The White Elephant Sessions. Fans in other parts of the world have been able to purchase the album through various online retailers, as well as through the Official Jars of Clay Fanclub at one point in time.