STRAIGHTENERS

The straightener market is defined by three plate materials, each with distinct thermal properties and hair interactions. Ceramic plates produce far-infrared heat that warms hair from within, titanium conducts heat with exceptional uniformity, and tourmaline generates the highest negative ion output of any plate material.

Ceramic is the most widely used material for consumer straighteners. Pure ceramic plates — as distinct from ceramic-coated metal plates — maintain more consistent temperatures across the entire plate surface. This eliminates the hot spots that cause localised heat damage, even at higher temperature settings.

Titanium plates heat up faster, reach higher maximum temperatures, and remain more stable under continuous use. For thick, coarse, or resistant hair types, titanium's superior heat conductivity means achieving the desired result faster, with fewer passes and therefore less cumulative heat exposure.

Tourmaline — a semi-precious crystal — generates an exceptionally high density of negative ions when heated. These ions seal the hair cuticle in real time as the plate passes through, producing the mirror-like shine that is tourmaline's signature result. When combined with ceramic plates, the technology represents the current engineering pinnacle for consumer straighteners.