The Large GHD IV The new ghd barrel will make it easier for you to curl, add volume, create wave and get that look you have also wanted.Stylers have a built in microprocessor which is totally unique to GHD and regulates the temperature 5 times a second. This GHD microprocessor pulses power through the iron and the LED light flashes constantly when switched on to indicate this.ghd IV Salon Styler Hair Straightener - Wide Plates.Here is the new ghd Classic Gold hair straighteners. This new hair straighteners, part of GHD Hair the new ghd Midnight Christmas Collection features dazzling gold ceramic plates and a new barrell design for improved styling. The barrel on these ghd Gold stylers is more smoother and sleeker. This will make it easier for you to achived the look you really want and that is not just straightening hair.