Bio Ionic Silver Classic Series conditions you hair as you brush! With patented Natural Ion Complex molded right into their heat resistant bristles, Bio Ionic Smoothing Brushes provide natural ion therapy with every stroke. * Lightweight. * Minimizes breakage and split ends. * Adds luster, shine, and manageability to your hair. * Removes build-up. * Ionic construction: to control fly-aways and static electricity. * Ergonomic handles. * Designed for use with Bio Ionic Ion-Conditioning Dryers to achieve maximum results