User blog comment:Xilinoc/Ch. 641 - BABY,HOLD YOUR HAND 4 (When I am sleeping)/@comment-3219912-20150903220810/@comment-11051098-20150904014608

If you check the chapter again, you can see the torn cloak being shed off along with the outer skin layer when Mayuri tells Nemu to get away, and the clone tearing off its thumb has no cloak.