Large Expert Thermal Styler is designed for use on medium to long hair when blow drying to create smooth, long-lasting style and volume, while reducing dry time 20% for less heat damage.Featuring a unique recycled aluminum ribbed barrel with EcoVent Technology, this brush is designed to reduce breakage and optimize air flow for faster styling and beautiful healthy looking hair.Our packaging is 100% tree-free paper and 100% recyclable made from 80% bamboo and 20% cotton fiber.