this video will tell you about the 360 wave brushes like the CQP and other brushes.
https://www.youtube.com/watch?v=E6dXz1M_ChQ
note im the the only onw who done this method but lots of fans was asking me about it.Also i dont use this method but its very helpful.i dont use it because i had no need for it, but if u have nappy hair, u will like this mthod