¹Consumer testing, Jan-Feb’24. over 70% of 400 consumers agree that ghd chronos curve makes curling quicker vs their current tool
² When used with ghd curl hold spray or final fix spray. Technical test measuring curl retention in a humidity chamber at 50% relative humidity 
³ Extreme heat damage is a fractional wet tensile strength reduction per cycle above 0.005, measured over at least 100 cycles on brown Caucasian hair (a “Strength Reduction”)
⁴ Technical test in a lab on frizzy hair, vs. naturally dried hair
⁵ Extreme heat damage is a fractional wet tensile strength reduction per cycle above 0.005, measured over at least 100 cycles on brown Caucasian hair (a “Strength Reduction”)