This Review Title is Works really well and the content is: Works really good! I also tried it on my hair extensions and for longer hair you just need to do two of the same ones on the same section of hair. So for long thick hair you’ll need at least 3 packs I’d say. If not 4 to be safe..There are other information for this review, one is This reviewer did not purchase it and the other is 0 people think this review is helpful.