Hairtools Practice Head 16"-18" - Blue Base All Hair Tools Training Heads are made from 100% Human Hair, which is suitable for: Hot styling with straighteners, curling Irons and hairdryers (Max temp - 200). Hair colouring. Apply heat to speed up process time for better results. Permanent waving. Apply heat to speed up process time for better results. Cutting with scissors and razors. (not with dull scissors / razors). Long hair styling and updos. Features of the Hair Tools Training Heads: Density: 200-230 Hair/cm2. Reinforced base for perfect vertical fitting. DISINFECTION CERTIFICATE: This item has been chemically bathed and disinfected by steaming to ensure optimum safeguards. HUMAN HAIR DISINFECTION PROCEDURES: Hair is boiled in water for six (6) hours, then washed in clear water. Next it is placed into acid bath for 5-20 minutes, then washed in sodium hydroxide to neutralize acids. Afterwards, it is washed in clear water, then it is rinsed in a bath of H2O2 with ammonia, and again washed in clear water. The hair is then shampooed, conditioned and air dried naturally.
