 " Indestructible " is an uptempo ballad that uses string sections and a pulsating beat . The song makes use of a synthpop style , and incorporates elements Europop . It carries a 4 / 4 beat that is driven by an " endlessly looped " arpeggio . The song utilizes ascending keyboard bubbles , disco claps , drum machines and whistles as backing . The string sounds from the acoustic version of the song are accompanied by four @-@ to @-@ the @-@ floor beats and an electronic arrangement , as well as " relentless " bass and pulsing synthesized chords . Molly Lambert of Pitchfork noted the " human quality " of Robyn 's voice on the track , writing that it is " cloaked in waves of arpeggiated synth " . 
