There are a plethora of different materials to choose from. While most people today select human hair wigs, a lot of today's hairpieces available are made from horsehair, wool, feathers, buffalo hair, yak hair, or a series of synthetic materials.
There are also a plethora of different types of wig caps. There is the standard cap wig, the most commonly seen version (and typically the most affordable) of the wig cap. Typically the standard wig cap has the hair machine-sewn on, and the hairs themselves are pre-designed into a specific style. The main advantage of this style womens human hair wigs cap is that the hair is given a natural "lift," which makes it appear full of volume.
While wigs made of the hair from horses, buffalo, yak, wool, and feathers are found quite commonly, synthetic fiber wigs have greatly increased in popularity. Almost indistinguishable from human hair, synthetic wigs are typically easier in terms of maintaining and care for. However, it's important to remember that because they are synthetic, they are damaged easily is the wearer attempts to curl, blow dry, or hot roll them.
For those interested in wearing a customized hairpiece, a cheap wig might be just the thing. By taking a plaster mold of an individuals head, wig makers create a headpiece that not only offers a perfectly proper fit but will even produce a suction on the head (hence the name 'vacuum'). With a silicone base that hair is injected into, 100% human hair wigs are arguably the most sought-after wigs available. But be careful! Because of the way they are made and designed, these wigs can be extremely warm, and typically take some time before the wearer properly gets comfortable with it.
Some of the best wigs, however, are human hair wigs. They get the name because, well, they're made from human hair. Because they come from other people, human hair wigs are the most natural looking of all wig types. However, with this realism comes a hefty price tag, as human hair wigs are often much more expensive than those made of synthetic materials.