this review title is: will not buy again and the content is: ok so these are very pretty i have packs in my head in these photos they are very versatile and dye well they are thick and good quality tested human hairhowever there is a major flaw in this system every time i brush my hair i loose strands which would not be an issue except the metal at the bead stay put it s not an install issue it s a manufacturer error the hair slides of the metal u tip and then they are broken and done for i will be looking for a new nano tip brand randomly loosing strands and having the remaining metal lost in my hair is super uncomfortable.there are other information for this review, one is this reviewer did purchase it and the other is 1 people think this review is helpful.