For example, Natural Chinese hair, 27cmx2,5cmx6g, free 24.5cm means the swatch is made of Natural Chinese hair, total length is 27cm, width is 2.5cm (not include plate thickness), and net weight of hair is 6 gram. Free 24.5cm means the part of hair free to comb is 24.5cm.
Common used flat swatch types:
Natural Black Chinese / 18cmx1.5cmx3g, free 16cm
Natural Black Chinese / 18cmx2.5cmx6g, free 15.5cm
Natural Black Chinese / 27cmx2.5cmx6g, free 24.5cm
Natural Black Chinese / 27cmx2.5cmx9g, free 24.5cm
Natural Black Chinese / 23cmx3.0cmx10g, free 21cm
Level1 bleached Chinese / 27cmx2.5cmx6g , free 24.5cm
Level1 bleached Chinese / 27cmx2.5cmx9g , free 24.5cm
Level2 bleached Chinese / 27cmx2.5cmx6g , free 24.5cm
Level2 bleached Chinese / 27cmx2.5cmx9g , free 24.5cm
Level3 bleached Chinese / 27cmx2.5cmx6g , free 24.5cm
Level3 bleached Chinese / 27cmx2.5cmx9g , free 24.5cm