South Korea Popular Heat resistant hair extension 1)Dyeable,soft 2)Resist over 210 degree 3)sSimilar to human hair South Korea Popular Heat resistant hair extension Hair Type Heat resistant fiber hair Hair GradeAAA Hair Colour various colors available for choice, such as single color 1, IB, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 27, 30, 33,613, 60,Red,Blue,Orange,Mixed colors, Highlights ...