1. After washing your hair with non-conditioning shampoo, first completely dry the hair, apply some hair treatment cream, then use fingers to split the hair and massage the cream deep into the root. 2. Cover all hairs with warm, wet towel and put on the heater hat. 3. Plug the hat to power supply, wear it for around 15 minutes; if the room temperature remains low in winter, wait until the inside part of the hat gets warm before use. 4. Take off the heater hat after 15 to 20 minutes, unplug the power supply. 5. Take off the towel and wash your hair with warm water. Product Effect Before: Damaged Hair Damaged hair develops cracks in the outside cuticle. Once the cuticle lifts, your hair is at risk for further damage and breakage. It may also look dull or frizzy and be difficult to manage. After: Healthy Hair Zunbella Hair Steamer provides uniform heat distribution and warms consistently to ensure deep penetration and absorption of the hair treatment into your scalp, thus ensuring that you get the best out of your hair treatment and conditioner. Get beautiful, smooth and nourished hair with use of ZUNBELLA hair spa cap. The cap is convenient to use.Simply wash hair, then gently towel dry to prevent dripping. Wear hair spa cap and set medium level of temperature.Remove the heating cap about 10-18 minutes, wash hair with warm water.