ECO-BAMBOO: 66% RAYON FROM BAMBOO / 26% COTTON / 6% SPANDEX Similar to the men’s version, with sustainably harvested Tagua nut buttons, in a flattering ladies’ fit. With a small amount of stretch, this polo will move and flow with you, and is easy to care for. Carefully tailored, perfectly sewn. This fabric is certified to meet the Zurich Oeko-Tex Standard 100.