The GHD Duet 2-in-1 Hot Hair Styler Black hot air styler is a revolutionary appliance for styling your hair. The GHD Duet Style is a hot air styler that straightens wet hair without damaging it. GHD makes the impossible possible with this practical two-in-one appliance. It makes your hair dry, smooth and supple and gives your hair a beautiful shine. This appliance combines drying and heating techniques. Four heated plates work together with a stream of air. Shine Shot is an additional function that can only be used on dry hair. This function has the optimum heat of 185 degrees and does not emit any air. Use this function to give your hair a beautiful finish.