Come and see our amazing products. Silicone will not harm your head skin and is very comfortable. On the contrary, if all plastic is used, it will definitely scratch the skin due to the sharpness of the plasticThis thing is a scalp massage shampoo brush This thing has firm but soft finger cone things that massage all way down into the grey matter. Not only did it get all your flakes of dandruff out of your loose roots but it also made your scalp feel cleaner These are a must have and wonderful. Pls confirm further with us if any query about packing info, inventory status and time schedule.