GHD Duet Style: two-minute reviewThe GHD Duet Style promises to be a game-changer, because it can dry and style at the hair at the same time. In theory, it could make for worthy, somewhat more affordable alternative to the Dyson Airstrait (which launched after the Duet), but on test it falls a little short in places.Throughout my trial, I tested the Duet Style on a range of hair states: soaking wet; damp, towel-dried hair; and second-day hair. Compared to
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