Choosing Pilates class music is about balance: aim for 60-90 BPM for mat work...

https://gbubemaster.gumroad.com/p/how-do-i-test-music-vs-no-music-with-my-clients

Choosing Pilates class music is about balance: aim for 60-90 BPM for mat work or 80-100 BPM for flowing sequences. Keep volume low so your cues and students’ breath are clear