To understand what a 5x5 Closure Wig is you first need to understand what a closure is. A closure is a piece of material, generally made from a type of lace, that is used to mimic a natural part. A 5x5 closure refers to the size. The closure will be 5 inches wide by 5 inches deep. This gives you 5 inches, bothways to work with when styling. This type of closure is then attached to a wig to...