this review title is: not for long thick and wavy hair and the content is: these things are lousy for long and thick hair not comfortable and made my hair look odd due to the coiled nature as for dents i didn t notice a difference removing it was a pain and pulled out hair my hair is very long waist length thick and wavy obviously this isn t a product for my type of hairby the way i was originally sent a small dog play ball took me a bit to find out why i received it error by the vendor beauty collection so if you get some weird item check your orders.there are other information for this review, one is this reviewer did purchase it and the other is 4 people think this review is helpful.