Olivia Garden styling products. HEAT PRO ceramic + ion 22. Ceramic brush with the ceramic barrel that heats up faster, retains heat for longer and its cedars resist up to 290ºC. With a tourmaline ion technology that reduces static electricity, it will close the cuticle layer, thus preventing hair from drying out, and being an ionized brush, it offers special protection for drying hair. Its holes in the barrel allow for better air flow. It is ergonomic, light and non-slip.