HSI Professional is committed to delivering top-quality, salon-grade appliances and haircare products. All of our appliances are stress-tested under extreme circumstances to ensure they’ll hold up under salon and home use. Our haircare products are all made sulfate-free in the USA with pure Argan Oil, containing vitamins A, B, C and D. Our haircare products are never tested on animals and created to replenish, reinvigorate, repair, and add shine and smoothness.