The Procop brush is one of the most recent technologies on the market! Both the tubing and the corrugated nylon fibers are copper coated. Copper is an optimal heat conductor and distributes heat faster and more evenly than other coatings.Copper also has antibacterial function and high heat resistance. Thanks to this, you can style quickly at high temperatures and achieve incredible volume. Ultralight vented shaft wicks sweat and provides a soft-touch finish.