Describe the blow-dry technique commonly used in barbering.

The blow-dry technique commonly used in barbering involves using a blow dryer to shape and style hair while drying it. This method allows barbers to achieve various hairstyles and add volume, smoothness, and texture to the hair. By directing the airflow from the blow dryer and utilizing brushes or hands, barbers can manipulate the hair into the desired style, enhancing its overall appearance while ensuring it is dry and manageable. This technique is particularly valuable as it not only dries the hair quickly but also provides the opportunity to create sleek looks or add body and bounce as needed.