Best Wig outlet is your #1 source for weave hair. One of the newest and popular types of hair extension techniques is the hair weave or sew-in extension. These types of extensions are very durable and are some of the longest lasting ones available, being able to be left in the hair for up to four months. With hair weave extensions, the individual wefts of hair are sewn, or threaded into the individual’s natural hair. Hair weave hair extensions are ideal for individuals with thick, full, curly, dark hair. If you’re looking for a straight or curly hair weave, a synthetic or human hair weave, we have you covered.