Remi hair?

Human hair: same feeling and light retention as your own. It's possible to dye it and match your own hair. The hair is alive: gets different nuances in different lights. It has natural power!

Synthetic hair: the only real advantage is its color hold.

Processed Indian hair. Very soft, without cuticles. Medium or fine texture. It is more shiny and a little bit thinner than remi hair. Can also be called "European textured human hair."

Remy Indian hair.  With cuticles. Slightly processed. Thick, medium or fine texture. Can also be called "European textured human hair."

Processed Chinese hair. Without cuticles. Quite thick, soft and straight. If you want quite thick and straight hair go for this.  Can be ok for the Asian people. 

Remi Chinese hair. With cuticles. Slightly processed. This is the thickest hair. And most straight hair. If you want thick and straight hair go for this.  Can be ok for the Asian people.