I have used this for 7 years and nothing can replaced this. This is just perfect for every hair condition.

I don't know if another review of this product makes a difference since all the reviews are good but seriously this is an awesome product! I don't have curly hair but just wavy but a little bit of this goes a long way, never weighs my hair down and is...

This is by far the best hair product I've used. I have very curly hair and I use it on both straight and curly hair days. It is light and does not weigh hair down but it keeps it smooth. This is the only product I use when I straighten my hair. Before...

I have very curl, thick hair. This is the only product that works for me. I even use it when I wear my hair curly to control frizz.

Besides smelling great! This product give my hair the shine and tame it needs.

The brilliance of this serum is its lightness; it doesn't weigh my fine hair down, or result in greasiness, but it controls my fly aways, adds shine, and smells terrific. The price is a bit intimidating, but you only need a tiny bit of serum to control...

I love this product, it gets my dry and frizzy hair absolutly straight. I have a lot of hair, yet I only need to use a dollop to blow dry, and it only take me an hour to do. The only draw back is the price. Oh well you must invest in good products, and...

I have kinky hair that I blow straight and simply can't live without this stuff.

I love this product...cannot live without it. My hair has just enough curl in it to freak out when it's hot and humid, which is pretty normal weather for Texas. It's one of the only products I have found that keeps my hair absolutely frizz free. Plus,...

Kerastase is the best line in the world! I've found this line in France many many years ago and used to have my friends mail me the products before it was available in the US. The products are expensive but do make a huge difference. The serum helps...