AlfaParf's lisse design for maintaining keratin treatment All hair types can use shampoo to give their hair a deep clean and nourishment. It works to extend the beauty benefits of salon treatments, so your hair will continue to look salon-fresh for longer. This shampoo is the ideal addition to your hair care routine because it is free of sulfates and parabens. AlfaParf's lisse design keratin therapy maintenance conditioner extends the benefits of salon treatments on hair by combining babassu oil and keratin. This conditioner will detangle and soften the hair for greater manageability thanks to its paraben-free components.