For custom wigs and ready to ship wigs, It’s important to choose the correct wig size. It is important to know the correct circumference in order to have the right fitting wig cap size. For Kuuks & Co. closure wigs , we use the circumference measurement, front to nape measurement, and ear to ear measurement. (1,2,4 and 5 on the diagram below), and for frontal wigs, we use all the measurements (1-5)