The 13x4 Lace Wig is constituted by half hand-tied lace and half machine-made wig cap. The 100% human hair is knotted in to the lace hole on the lace part and sewed onto the machine-made wig cap on the part of the machine-made part. But different with the human hair 13x6 lace front wig, the lace size of the 13x4 Lace Frontal is 13 inches length by 4 inches width.  13x6 lace frontal are...