ghd duet blowdryhair dryer brush black + ghd rehab fine hair thickener 95ml set. ghd duet blowdryTM is the 2-in-1 hair dryer brush from ghd that dries and shapes hair at the same time. This hot air brush is the fastest way to create a professional blow dry look at home - for sleek and voluminous blow dry styling that lasts 24 hours. The revolutionary Heat-Air Xchange TechnologyTM combines a controlled airflow with a heated plate and smooth gliding heated bristles. Two heat sensors monitor the temperature 400 times per second so that the optimum styling temperature for wet hair of 120 °C on the plate and a maximum airflow temperature of 150 °C is constantly maintained. The elliptical shape of the brush head enables precise styling right from the roots. Designed for all hair types. Wet to Blow Dried with one tool Heat-Air Xchange TechnologyTM Heated elliptical shaped plate Gently gliding bristles Conversation friendly noise level Less energy consumption Automatic sleep mode after 30 mi