The Nathan Sports Laser Light Web Vest RX 2.0 is a high-visibility running vest built for safety and comfort. This ultra-lightweight vest features integrated LED thread and reflective detailing to keep you visible from dusk to dawn. Adjustable web straps ensure a secure, form-fitting fit, while the packable design makes it easy to stow in your bag or carry on the go. With dual rechargeable Li-Ion batteries and three light modes, you can customize your visibility for any low-light workout. Durable materials and reflective yellow accents enhance both brightness and confidence during early morning or evening runs.