How to use the advanced pro straightener by Halr. The product includes the flat iron with digital interface, a carrying case complete with magneting locking snaps, two hair clips, and a unique comb specially designed for heated straightening. The Halr advanced pro hair straightener is designed with intelligent settings for specific hair types such as damaged and brittle hair so that it will not be further damaging your hair like other straighteners might. Just use the digital interface built into the base, select your settings and then lock the buttons so they will not be pressed during styling. One of the best features about this styling tool is its wide iron. Due to its size, hair straightening can be achieved in a much shorter time than smaller models will yield. Whether you have short hair or long hair, thick, thin, curly, wavy, damaged, or brittle; the Harl Advanced Pro straightener should have a place in your bathroom, salon, or purse