ARRIVES NEW This wig use High Temperature Fiber fiber which is suitable for long term use and it is the best fiber material for wig. Looks completely natural,Silky and smooth like real human hair, touch soft, easy to comb,minimum shedding and Tangling . Could be styled with heat tools up to 160 Degrees Centigrade (300 Degrees Fahrenheit) The wig has the same hairnet size between 21 and 23 inches. Fits most people's head shapes. There are two adjustable straps inside the wig that can be intertwined and secured to fit different head shapes. Breathable rose net within the network which make you feel comfortable when you wear it. Average Cap Size 22.5 Inches. There are two adjustment straps inside the wig, which can be intertwined to a fixed position to suit different head sizes. Please Note: All wigs will shed slightly especially when you wear for the first time, which is normal. There are some color differences because of light and monitor.