Hair Quality: Double Drawn / Super Double Drawn Hair Color: Natural black color/ Piano Color/ Ombre Color/ Dark Color - CYhair can customize the color that customers order. Hair Material: CYhair only sells real Vietnamese Human Hair, which is the highest quality hair in the world since it is 100% natural human hair collected from Vietnamese donors. Hair Texture: Body Wave/ Natural Wave/ Deep Wave Hair Length: 8 inches - 24 inches Hair Density: 130% and 150% Weight: Based on the Hair Density and Hair Length: From 0.18kg to 0.22kg (130% density); or from 0.20 to 0.28 (150% density).