Characteristic: Hair care at room temperature, most of the nutrients are lost and not easily absorbed by the hair. Using the heating cap can absorb nutrients more effectively, reduce dyeing time, color strong and even, improve dyeing quality and maintain damage after permanent hair quality, fast heating, intelligent temperature control, waterproof inner lining, bright color.Instruction:1. Wash your hair with shampoo, do not use conditioner, otherwise the hair cuticles will be closed;2. After shampooing, wipe your hair half dry and apply a hair mask to your hair;3. After gently massaging the hair for a while, wrap the hair with foil or a cap or a thin towel;4. Heating cap 3. The run can be rented for 5 minutes after holding for 5 minutes. It can be used after a few minutes of heating in winter;5. After the treatment, wait until the hair has completely cooled, wash the hair with warm water and heat the inner container of the cap;6. If you feel that your hair is not smooth enough, you can use the conditioner again.Intelligent temperature control, 4-row cable design, outer layer is made of silicone material. The outer layer of the heating cap is made of PU fabric, which is thick, durable and easy to clean. The lining is thickened, waterproof and insulated, removable and washable. Use an elastic cord to adjust the size of the cap freely and you can adjust it to your desired level of comfort. Item Type: Electric Heating Cap Material: PUPVC liner Size: Ok. 23 x 17 cm / 9,1 x 6,7 inches Gear adjustment: three gears List of packages: 1 x electric heating cap (random lock color)