Hair Color--Natural color default,can by dyed by yourself.Hair Length--12- 24 inches available, it can meet your different needs.The hair length should be measured from the top of head to the bottom when the hair in straight status.Because curly and wavy wig is processed from straight wig , So in the same length ,curly and wavy wig will looks "2-4" shorter than straight wig ( It depends on how deep the curl is ).Hair Material--Brazilian Remy Human Hair. without synthetic or animal hair mixed, Which is very suitable for long-term use.Hair Density--200% density, Full and Natural. Other density can be customized (like 150% and 180% density)Cap Size--Medium (22-22.5 Inch)It can be adjusted by adjustable straps to fit for most heads size; small and large cap size can be customizedCap color--Medium brownQ&A1. How long does the hair last?Hair will be no tangle no shedding with proper care. Clean and condition the hair regularly, hair will last 12 months.2. How do I know if the hair is human hair?We gurantee it is 100% human hair hair. Human hair has natural protein. It is easy to tell out by burning and smell: When it is burnt, human hair has white smoke and smells like wool burnt, and it turns to ash.