SU-BH-6 Stretchable Thin Skin w/ Fine Mono Top 1/2″ Swiss Lace in the front with hair, 1/2″ extra Swiss Lace without hair. Fine Mono on the top and back. Stretchable thin skin between Swiss Lace and Fine Mono top. Cut-away stretchable thin skin on the nape. Single hair ventilation and bleached knots in front. Completely undetectable.