Length & Density Choosing the Length of Hair We offer top quality human hair at a number of different lengths ranging from 6’ to 30.” *Check the hair length chart to see hair by inches* Density Density refers to the thickness of a wig. We offer different densities from 100% - 250%Extra Light - 100% DensityLight - 130% DensityLight Medium - 150% DensityMedium - 180% DensityHeavy - 200% DensityExtra Heavy - 250% Density