"Chains" is a song by American singer Nick Jonas, taken from his eponymous second album. It was released on July 30, 2014 by Island and Republic Records as the lead single from the album. The song was written and produced by Jason Evigan, with additional songwriting provided by Ammar Malik, and Danny Parker. It is an R&B song, using kick drum-driven beats, a splash of bass-dropping trap at the intro and bridge as the song's instrumentation. Lyrically, the song talks about feeling trapped in a binding and hopeless love.