BioIonic Blue Wave Nano-Ionic Conditioning Brush Less Slip and More Grip! A breakthrough in brush design has created a “square-round” barreled brush for one of the most versatile styling tools ever! Wave-shaped bristles infused with Natural Ion Complex lock in to the hair for maximum conditioning benefits, by increasing the surface area of brush bristles coming in to contact with hair. Square-round shaped barrel speeds-up drying time, allowing the user to put more tension on the hair. Square-round barrel can be used for straightening, curls or waves. Incredibly lightweight for all-day styling. Minimize hair breakage and split-ends. Visibly add noticeable luster. Make hair significantly more manageable. Eliminate frizz and fly-aways. Eliminate static electricity. Ergonomic handles make them easy to use.