Name one common type of hair used for braid extensions.

Synthetic hair is a common choice for braid extensions due to its availability in a wide range of colors, textures, and lengths. This type of hair is often less expensive than human hair, making it accessible for various styles and applications. Synthetic fibers are designed to mimic the look and feel of natural hair, allowing for versatility in styling, including various braiding techniques. Moreover, synthetic hair is typically lightweight and easier to maintain compared to other materials, providing a practical option for both stylists and clients looking for temporary or longer-lasting braid extensions.