Manufacturer sales for the salon industry’s appliances category, think hair dryers, trimmers, flat irons and more, grew 3.0% in 2018, according to a new study from Professional Consultants & Resources. That rate is twice that of the salon industry’s overall growth during 2018, said the Plano, TX-based consultancy. A steady stream of growth is luring soft-goods brands into the space. “Salon appliances continued their hot streak as a leading growth category in the professional beauty in...