Presentation of the ghd curve, the new range of curling irons with and without clamps from ghd. The Tri-Zone technology allows you to obtain soft curls that last longer. Each ghd curve curling iron is equipped with the patented Tri-Zone ceramic technology, which guarantees an optimal curling temperature of 185°C. Six quick-response sensors in the Tri-Zone barrel maintain the optimal temperature evenly and constantly along the curling iron. It thus quickly and gently forms long-lasting curls.