¹no thermal hair damage detected after 100 cycles of 4 passes on thoroughly towel-dried hair.
² technical testing vs naturally dried hair, dependent on consumer use
³ consumer testing, 148 women, July 2023.
⁴ technical test in a lab on brunette hair, measured vs naturally dried hair
⁵ When used with ghd duet blowdry, vs. naturally dried hair
⁶ vs ghd original. Results measured by shine on brunette hair compared to naturally dried, lab test.
⁷ Consumer testing, Jan'22. 86% of 142 consumers agreed their hair lasted 24 hours after styling.