What Is a Good Wig to Buy? When buying a wig, there are some things to take into consideration. Always take a take a look at the hairstyle of the person wearing the wig. A good wavy-styled wig will add a natural appearance. For example, if have hair that is thin and blonde then you must choose a wavy hat. In case you've thick, curly, or brown hair, it is recommended to pick an wig that highlights this style.