Factors to Consider When Buying Wigs for women There are a variety of factors that determine the cost of the cost of a wig. Human hair wigs tend to be the most costly, though certain models are made of synthetic materials. Hair lace made from natural hair comb hats are also the most expensive. Although they're generally less expensive however, they need more care. Hair bobs react differently to humid conditions as well as the conditions and could require to be dyed or styled to make it look the best. Due to these reasons you must consider whether the cost of purchasing a natural human hair bob is worth the added expense.