Jars of Clay is a Christian rock band that formed in Greenville, Illinois. The four main members of the band are Dan Haseltine, Matthew Odmark, Stephen Mason, and Charlie Lowell. The band brings forth a unique mixture of pop, rock, folk, and mild electronica. The music expresses their communication of their beliefs in the religion the group believes in. Jars of Clay became classified as a Christian rock and an alternative-pop band.