ECO/// Milliflex: 91% recycled polyester (post-consumer plastic) / 9% Spandex. With a bit of stretch and a soft, silky feel, you wouldn't know this shirt is a result of your hard work recycling your plastic products. With princess seams that flatter your contours and matching pearl buttons, it's a winner on every level. This is the finest, softest, silky stretch fabric you can find. This fabric is bluesign® approved, and meets the highest environment, health and safety standard. This item is in-stock in two colors, with a matching men's item.