This hair extension has a weight of 100 grams with a shining beautiful black color. The hair extension has several lengths from which you can make your choice. It is affordable and useful for both ordinary and official use. The weft is a machine double weft. It has full cuticle hold with no tangling effect. It does not undergo any degradation that causes a smell. The #1b weft hair extensions 100 gram has a standard natural virgin hair quality.