The mix of natural boar and nylon bristles makes the brush perfect for detangling hair and creating shinier, softer hair by distributing your hairs natural oils. This brush may be used on all hair types and is extensions friendly. The 100% pure boar bristles stimulates the scalp, gives your hair nourishment and a beautiful balanced shine. The nylon bristles help massage the scalp and stimulate circulation of the hair follicles, and the rubber cushion makes brushing soft and easy without effort.