I wont a wavy Afro?

please help i have nappy hair type 4b i did s-curl texturizer didnt take then i found out its not going to cause i dont have any curl patterns in my hair at all.THIS WHAT I NEED HELP ON I AM THINKING ABOUT DOING A KIT??I NEED ANY INFO YOU ALL CAN TELL ME ABOUT THESES KITS FIRST ONE IS;AFRICAN PRIDE A.P.AUTHENTIC COMB TRU TEXTURIZER?? THE NEXT I AM REALLY LOOKING INTO THIS ONE SPARTAN WAVE BUILDER WAVE TEX MAKING KIT FOR HARD RESDISITANT HAIR???ALL ARE FOR ALL HAIR TYPES IN THE MENS SECTIONS AT THE STORE???WHAT SHOULD I DO?WHAT SHOULD I CHOOSE? AND I DON'T WONT TO GO BACK TO THE PERMS!! PLEASE SOMEONE ANSWER WITH SOME GOOD INFO ON THESES KITS A.S.A.P.