Our traditional weft hair extension is our original weft product and is machine-made.Genius Weft are our newest weft as they a finer track compared to the Traditional Weft, 80cm wide and more customizable! Alternatively, our hand-tied weft is hand sewn with a much finer track. (Final Sale Product)Traditional wefts & Genius Wefts can be cut to size, whereas hand-tied wefts come pre-cut.Superior Hair recommends our Genius weft for finer hair as it is discreet and lightweight on the scalp.