What is "stretch pants"

Usage examples of "stretch pants".

Had to get some stretch pants, one of those running suits, just so he could have on clothes.

And look at this, I can't button the top snap on my stretch pants and now everybody knows.

Killy's Auto Show act was a combination interview/autograph thing, with the questions coming from Roller and a silver-blonde model in rubberized stretch pants.

He wasn't sure if they were exclaiming over Tante Lulu in her cat suit with her bright red curls, or Charmaine still wearing her so-tight-I-can't-breathe stretch pants and the don't tangle with me shirt.

The ten-by-ten loft held her cot, rack of dresses and stretch pants, electric bulb and candles, cosmetics and shoes, window with rope to a pail and view of the chandelier and, far below, a marble floor.

Dana could not have managed stretch pants, but she did sneak by with the beautifully tailored slacks.

She wore pale blue stretch pants that rode low on her hips, and a red bikini top so narrow that only a perfect adjustment, which she attained but seldom, kept the umber nipple areas entirely covered.