80% a great density for those who like naturally healthy looking hair, without being too thick or unnatural and it is usually used as density for hairline.  Like your own hair,  light density, will show just enough scalp when parted to make it look real.

90% density is a great density for those who like naturally healthy looking hair, without being too thick or unnatural.  Like your own hair,  light density, will show just enough scalp when parted to make it look real

100% hair density is ideal if you want your hair to look natural, and see some of your scalp when parted.  

115% density offers Full head of healthy hair

130% density is full and thick, it is a nice density for a woman who wants her hair to look full and volumnious

140% density is very full and thick, it is a nice density for a woman who wants her hair to look full and volumnious