... price double stitched hair extension weft/weft sewing machine hair MaterialSelected top quality Virgin Remy human hair(Chinese hair, Indian hair , Malaysian hair, Russian hair, Brazilian hair, Mongolian hair, Cambodian hair, etc.)Quality GradeAAA ... bulk and braiding, DW-deep wave weaving, DB-deep wave bulk and braiding, SW-super weaving, WW-water wave, yaki bulk, French ...