Remy Hair Weft Bundles are Made of Real Human Hair. Soft and Breathable. Give a Perfect and Natural Look. Sew in Hair Extensions can Lay Close to Your Natural Hair, Look More Invisible. Thick Ends and Strong Strands, Sew in Hair can Add Volume Easily and Freely. Virgin Machine Wefts, Hand-tied Wefts and Flat Wefts are Higher Quality, Suitable for Perfectionist.