Things to consider when buying Wigs for women A variety of variables determine the cost of a wig. Human hair wigs tend to be the most expensive, although some models are made from synthetic materials. The natural human hair combs are also among the most costly. Although they're generally less expensive however, they need more care. They'll react to humidity and the conditions and could require to be changed or dyed to make it look the best. Due to these reasons you need to think about whether the expense of a natural human hair Bob is worth the cost.