CHI has become well known for their fine hair straighteners, but this brand has much more to offer. CHI has a whole range of hair care products from shampoo to leave-in treatments. CHI is, along with Biosilk, the professional hairdressing brand of Farouk Systems Inc. located in Houston USA. Good to know; CHI doesn't test on animals. CHI has several care lines, including the line CHI Infra, I will show you the shampoo of this line, the CHI Infra Shampoo.The front of the bottle says Sulfate and Paraben free: To get straight, unfortunately there is a fair amount of Sodium C14-16 Olefin sulfonate ...