A 13x4 lace front wig is a kind of wig that has lace that is 4 inches wide at the rear and 13 inches wide at the front. It is made of lace that is either manually tied or sewn in. The front of the wig is positioned straight before the head. The size of the lace front is generally measured from ear to ear.13x4 lace front wigA 13x4 lace front wig is