WHAT IT ISA handmade Magnesium Volumizing Brush that heats and cools with your blowdryer to help lock in gravity-defying volume and curl. Heat Resistant Nylon Bristles. Magnesium alloy. 2.5" x 10.3" x 2.3". 3.8 oz / 110 g. Made in Italy.WHO IT'S FORFor all hair types looking for Volume / Curl. Ideal for Fine to Normal hair. Large size is ideal for long hair (past shoulders).WHAT IT DOES Chemistry you can Appreciate.RAINCRY’s exclusive Magnesium Alloy heats and cools faster than ceramic, helping to lock in style and reducing styling damage. Premium Nylon Bristles remove excess product and oils away from the hair giving you a gravity-free style while withstanding the heat from the hottest blow-dryers. The anti-static Two-piece, Soft Touch handle prevents hair from getting caught and tangled around the handle. RAINCR