round-neck racerback tank top from UMA | Raquel Davidowicz featuring black, cotton-lyocell blend, stretch-design, round neck, sleeveless, racerback and raw-cut hem. This item contains at least 50% materials which are certified or widely recognised as having a lower environmental impact through production and/or manufacturing processes that reduce water consumption and the use of harmful chemicals, or re-use by-products of the production process.. Learn more about what makes a product Conscious on our Conscious Criteria page.