... Hair,Mongolian Hair, etc.Hair Color:#1, 1B, 2, 3, 4, 6, 8, 9, 10, 12, 14, 16, 18, 20, 22, ... lace, Lace Color:Transparent, Beige,Dark brown, Medium brown, Light brown, BlaceDensity:100%, 110%, 120%, 130%, 140%, 150%, ... your reference. A 50% and 60% is “ extra light “, it looks natural at the hairline on a lace ... with bleached knots. B 70% and 90% is “ light “ density, like real hair. C 100% to 130% ...