May 12, 2025 By Caleb Campbell

Chicago-based band Slow Mass debuted in 2016 with their Treasure Pains EP and followed with their 2018 full-length album, On Watch, 2020’s sophomore record, Music for Rest, and 2024’s Drift Themes EP. In that time, their line-up expanded into a rotating seven-piece collective, and their sound sprawled in new directions, taking dreamy, gauzy, and crushingly heavy stylistic turns. More