Go Natural with Tl’Zani Strsnds Hair Collection. Tl’Zani Nano Ring Silky Straight Hair Extensions is for women who are tired of damaging their hair from attempting to match the many types of extensions that are not like the texture of their own hair. This collection is highly defined and full of volume and bounce. It blends easily with straight textures and can be sewn-in or used to fill in your own natural hair. Each bundle of hair is tangle resistant and dye free, with minimal shedding. The hair can be washed and colored so it makes it that much easier to blend. This line is 100% human hair that has been steam pressed to give the look of natural textures. The Natural Textures Collection contains no chemicals.