The Sam Villa Signature Series Styling Brush is constructed out of solid one-piece bamboo for strength and durability. It features 100% first cut boar bristles and tourmaline infused nylon bristles for brilliant shine. This is the must have brush for all hair types. The tourmaline infused nylon bristles combined with 100% first cut boar bristles easily glide through the hair to stimulate the scalp and help to distribute natural oils for shiny, smooth, healthy hair. Perfect for finishing your upstyles!