"Cotton spandex" refers to a fabric blend that combines cotton and spandex (also known as Lycra). It means it's a fabric that has both the natural, comfortable feel of cotton and the stretchy and flexible properties of spandex.
Sentences with «cotton spandex»
3 pair are the heavy spandex material and 2 are some kind of cotton spandex blend. (whitneynicjames.com)
Every girl needs cotton spandex leggings to round out her wardrobe. (shopsvelte.com)
Top: American Apparel Cotton Spandex Jersey Long Sleeve Turtleneck, Color: oatmeal (available HERE) (thebeautybeau.com)