Function of Beauty is a customized brand of hair care products. Not only can you print your name on the bottle and let you personally choose your favorite shampoo and conditioner color among the macaron colors, they also allow consumers to establish Your own online "hair quality resume", and shampoos and conditioners are tailored by chemical experts for each hair type and desired hair condition. Consumers simply follow the steps on the official website to fill in the data, and you can Receive custom-made hair products delivered to your home! The great thing is that all of Functionof Beauty's processes and formulas are non-toxic, sulfate-free, paraben-free, and environmentally friendly, so they make a bold statement: "Guaranteed to keep your hair happy.