"Thumbs" is a song recorded by American singer Sabrina Carpenter from her second studio album Evolution (2016), included as the third track of the album. The track was written by Priscilla Renea and its producer Steve Mac. The song was originally released by Hollywood Records as the third promotional single from Evolution on October 7, 2016, a week before the album's release. It was later released as the album's second single on January 3, 2017. "Thumbs" is an up-tempo electropop song with house and pop elements. Lyrically, the song talks about embracing individuality and rising above mediocrity.