Section-size dependent on how thick and long your hair is.
Tangle Teezer Ultimate Vented Hairbrush Shocking Cerise Tangle Teezer's The Ultimate Vented Hair Brush uses patented teeth technology and unique configuration to quickly dry hair, delivering natural volume, lift and smoothness.Directions: After washing and de-tangling your hair, divide into sections. The Ultimate Vented Hairbrush leaves hair with a smooth, salon-quality finish! Working on one section at a time take the brush through hair with a hair dryer. The patented teeth technology has tips that slightly flex to adapt to your blow-drying style.