Human hair can be bleached, dyed, restyled and washed whenever you want. When buying 100% human hair extension, ask if the kind can accommodate underlined options. The advantage of having real hair is that it can be dyed with any color of choice many times with non permanent colors hair wax.
One big advantage is that there is a huge saving on the cost of hair. Instead of spending a lot of money buying different color bundles, non permanent hair color wax will allow you to dye and change the color later. Another advantage is that real human hair can be washed, dried and restyled and the results are incredible.