Manufacturer: X Treatment Product Name: XTREATMENT XTREATMENT 4-step KIT 100ml each Brand new, unused. ⭐︎From the manufacturer's website⭐︎ XTREATMENT repairs hair from the core with keratin-based PPT for hair strengthening and collagen-based PPT for hair protection. It increases hair density with CMC cream and locks in nutrients while coating the hair surface with chitosan-based treatment. The ultimate 4-step care for beautiful, natural shine, just like virgin hair.