Important Factors to Consider when Purchasing Wigs for women A variety of variables determine the price of an wig. Human hair wigs are among the most expensive, but some are made of synthetic materials. Human hair is naturally laced combs are also among the most costly. Although they're generally less expensive but require more attention. The hair will react with humidity and conditions and could require to be styled or dyed for the best appearance. In light of this you must consider whether the price of a natural human hair bob is worth the extra expense.