Shop Sutra Beauty Accelerator 3500 Blow-Dryer online at Macys.com. Ionic technology emits millions of negative ions that break down positive-charged molecules in water, allowing water to evaporate faster from the hair when wet. This process helps seal the cuticles, which results in shiny, healthy hair. The blow-dryer is lightweight, sleek and ergonomically balanced for ease of use. It is perfect for anyone who wants to cut their dry time by 45 percent.