The product Nanmu + bamboo bristle needle, Nanmu waterproof and antibacterial, bamboo bristle needle is soft and durable, massage the scalp. Product efficacy: Scalp massage-healthy hair follicles, promote blood circulation, and healthy scalp.Anti-static-natural bamboo bristles, avoid entanglement and curling when combing hair. Hair is not easy to fall out.Air cushion function-increase the comfortable massage feeling of the elastic box.Suitable for all hair types. It can make hair smooth and easy to knot, tangled and tangled without pain, no static electricity, and no pulling or pulling of hair. Reduce loss and reduce frizz. Will not stimulate excessive scalp shaping or acupuncture. Due to its healthy eco-friendliness and natural characteristics, the sensitivity is low.The product size is 25*8*4cm.