... the outer layer, which is Chinese silk. It seems as if the hair is growing right from the scalp, ... also give extreme comfort.Top quality virgin remy human hair, tangle free -- Mongolian hair, Chinese hair, European hair, etcHair lengths-- 6"-32"Hair Colors -- 1#, 1B ... dark brown, blackCap constructions -- Silk top with full hand-tied stretch lace at the back, Silk top with wefted back, etc.Cap sizes ...