Aspects to Take into Account When Buying Wigs for women A variety of variables determine the cost of the cost of a wig. Human hair wigs are most costly, though certain models are made of synthetic materials. Natural human hair lace combs are also among the most costly. While they're often more affordable however, they need more care. Hair bobs react differently to humid conditions and the weather and might need to be styled or dyed to look its best. In light of this it is important to consider whether the price of a natural human hair bob is worth the added expense.