It can also be repeatedly stretched over 500% without breaking and still recover instantly to its original length. Spandex is the generic classification for this type of fiber, and Lycra is DuPont's brand name for it's spandex fiber. ... Essentially, triacetate fibers contain less cellulose than acetate fibers.

What kind of fabric is triacetate?

A synthetic fiber made of more than 92% acetylated cellulose. It has good elasticity and is resilient to wrinkles, mold, mildew, and insects. Easily washed and dried, it is often used for knitted fabrics.

What are the disadvantages of triacetate?

DISADVANTAGES: The dyes can fade or bleed, is heat sensitive, and is a relatively weak fiber. You should hand wash acetate garments with warm water and only a light-duty detergent.