Chemotherapy can lead to hair thinning or hair loss. Some people may wish to wear a wig until their hair grows back. Wigs that use human hair are easier to style, cut, and dye. However, these wigs usually require more maintenance than synthetic hair. Synthetic hair is usually more durable. Generally, human hair will be more expensive than other types of materials. You should consider your budgets and which type of wig you require before looking at wigs to purchase.