The Ronhill Tech Reflect 1/2 Zip is a lightweight thermal base layer designed for optimal visibility and comfort on cooler days. Made from super soft, peached polyester in a modern marl finish, it features iridescent reflective strips and a 360 reflective print for enhanced safety. Independent testing confirms excellent moisture wicking and evaporation, keeping you dry during activity. The half-zip front offers adjustable ventilation, while the high collar and thumb loops ensure warmth and secure fit during your run.