For moms and Mother Earth too -- the unique, breathable and sustainable blend of organic cotton and TENCEL™ Modal in the Original Full Cup Nursing Bra embodies both coziness and comfort at the same time. Add to that the stretchy bottom band and smooth racerback, and you've got an all-day sustainable nursing bra that's specially designed for full cups to get you through pregnancy to breastfeeding. It's better for you and the planet -- it's comfort with a conscience. STANDARD 100 by OEKO-TEX® certifies that this product and its components have been tested to keep you and your family safe from harmful substances (12.HUS.14038, Hohenstein HTTI).