How can i straighten my hair out permanently with out having to use a hair straightener?

i have thick hair and the lenght of my hair is starting to get into my eyes and my hair is kinda poofy but not alotHow can i straighten my hair out permanently with out having to use a hair straightener?
Layer your hair first I guess.. Then go for Smoothing/Bio... It'll last for a couple of months, but it makes your hair look naturally straight.





Hope it helped.... XDHow can i straighten my hair out permanently with out having to use a hair straightener?
a straight perm??!?!?!!?!?!?!?!?!?!?!!?!??!

eyeshadow brush