The ergo™ Ionic & Ceramic round brush will become your favorite for long or medium length hair. The exclusive soft and flexible rubber handle is immediately comfortable in your hand and provides non-slip control. The tourmaline infused, heat resistant bristles of the ergo™ ionic & Ceramic round brushes infuse the hair with negative ions as they smooth and shine your hair. Incredible shine becomes yours in moments. Ionic technology actually tightens the cuticle layers of the hair, speeding dry time and protecting hair color. Hair color lasts longer and your hair will become more resistant to humidity or static. The tourmaline bristles actually absorb odors such as smoke and excess perfume.The ceramic barrel provides a perfect smoothing surface, banishing frizzies The ergo™ "Ionic & Ceramic round brushes are less abrasive and therefore actually better for your hair than boar bristle. Lasts for years! To return this item an authorization number is required which can be gained by contacting Customer Service.