I am bzzagent and I got the free sample Smooth 'N Shine^® Keratin Power Semi-Permanent Hair Tamer. I am glad to try it.
First, wish my hair by shampoo.
Second, Tame, apply  Protein smoothing treatment.
Third, Neutralize, apply Neutralizing Milk.
After all done, I feel my hair is Smoother & straighter. I recommand you to try it.