Womens On Zero Singlet The On Zero Singlet is an ultra-lightweight running top designed for speed, breathability, and race-day performance. Built with moisture-wicking On DryTec™ fabric and a streamlined athletic cut, it helps keep you cool and comfortable when the pace increases. With minimal construction, reflective detailing, and a distraction-free fit, the Zero Singlet is ideal for workouts, racing, and warm-weather training. Key Features Ultra-lightweight technical fabric for fast training and race day On DryTec™ moisture-wicking material helps keep you dry and comfortable Athletic performance fit designed for unrestricted movement Racerback styling improves freedom through the shoulders Breathable construction for warm-weather running Reflective detail at the back for visibility in low-light conditions Minimal seam construction reduces irritation on longer runs Soft, quick-dry fabric for lightweight comfort Made with recycled polyester blend Best for running, workouts, racing, and hot-weather training