Electric Thermal Heat Hair Cap Nourishing Hair Care Treatment Spa Cap Hat for Home Condition: Item Type: Electric Hair Cap Name: Heating Cap Material: PU+PVC Liner Size: Approx. 23 x 17cm/9.1 x 6.7in Gear Adjustment: Three Gears Features: Hair mask is treated at room temperature, most of nutrients are lost, and it is not easy to be absorbed by hair. Using a heating cap can more effectively absorb nutrients, shorten dyeing time, color firm and uniform, improve quality of dyeing, and maintain damaged perm Hair quality, fast heating, intelligent temperature control, waterproof inner liner, bright color Instructions: 1. Wash your hair clean with shampoo, don't use conditioner, otherwise hair scales will be closed 2. After shampooing, wipe hair half dry and apply hair mask on the hair 3. After gently massaging hair for a while, wrap hair with plastic wrap or shower cap or thin towel 4. 3-level heating cap can be borrowed for 5 minutes after 5 minutes of resistance. It can be used after a few minutes of preheating in winter. 5. After finishing treatment, wait for hair to cool completely, wash hair with warm water and heat inner pot of cap. 6. If you feel that your hair is not smooth enough, you can use conditioner once.