DetailsOdlo Size Chart Run every mile in cool comfort thanks to the women’s Essential base layer running singlet by ODLO. Created using sustainable ZeroScent technology, this high-performance tank harnesses the antibacterial power of silver ions to deliver superior defense against sweaty odors without harming the skin's ecosystem. The lightweight polyester fabric also provides enhanced moisture management to help you dry off faster and stay dry longer. Meanwhile, reflective details increase your visibility in low-light situations, so you can keep pushing further in confidence. With ODLO’s Essential base layer running singlet, you‘ll enjoy superior comfort, run after run.