Musically, 'Black Mamba' was described as a pop, electropop and dance-pop track with a signature synth and EDM sound and bass that is paired with an addictive hook. The song was written and composed by Yoo Young-jin, while also composed by Omega, Ella Isaacson, Gabriela Geneva (NIIVA), Jordan Reyes, Shaun Lopez, and Scott Chesak. Originally released as a standalone single on November 17, 2020, by SM Entertainment, the song was later included on the group's second extended play Girls, which was released on July 8, 2022.
' Black Mamba' is the debut single by South Korean girl group Aespa.