1Made of high quality material, durable, environment-friendly and harmless 2Perfect for seborrheic alopecia: It releases 678nm wavelength light, enough light energy will be absorbed by hair follicles, to accelerate protein synthesis, dilate the capillaries, absorb nutrition and oxygen in blood, achieve hair growth 3Can provide a number of benefits to stimulate hair growth by developing a business that increases blood circulation in your scalp 4It increases the blood flow to scalp and flying follicles, stimulates micro-circulation, cellular and improves protein synthesis 5Hair follicles return to their normal healthy state after being exposed to our special treatment