22 inch (55 cm) long， 4 inch (10 cm) wide lace weft with， Net weight 90g.<br /><br />Best quality， Less shiny synthetic fiber， seems same as real human hair.<br /> <br />100% 180 degree resistant， could be curled or straightened at 120-150 degree by iron.<br /> <br />This hair extensions will become much more smooth after it washed with mild shampoo