Important Factors to Consider when Purchasing Wigs for Women Many factors influence the price of an wig. Human hair wigs tend to be the most expensive, although some models are constructed from synthetic materials. Human hair is naturally laced comb hats are also the most expensive. Although they're usually less costly but they're more prone to wear and tear. It's possible that they'll be affected by humidity and the conditions and could require to be styled or dyed to appear its best. Given these issues, you should consider whether the cost of purchasing a natural human hair bob is worth the added cost.