This Urgent Someone Needs To Tell Me

When and if we get favor Im getting FoW helm but i want to make sure i have the correct materials (only list all dont just list one or 2) cause i dont want to go in and not have proper materials

WARRIOR FOW HELMET~!!

First, use proper english please. Second...

This link has all the information that you need to know.
http://gw.gamewikis.org/wiki/Warrior_Obsidian_Armor