Keratin Hair Straightener 1.Work well with Brazilian Keratin treatments. 2.GMP,ISO, GMPC manufacturer, filing in REAH. Keratin Hair StraightenerProduct Name: Professional Keratin Hair ... countries, good reputation for superior product performance and competitive price.Benchmarks: Global Keratin, Coppola Keratin Complex, Nano Keratin, Liquid Keratin, Chocolate KeratinOEM/ODM availableFeature:[ ...