The TWL Rush™ T-Shirt is our lightest performance top ever, specifically engineered for runners who want to disappear into their stride. Weighing an incredible 66 grams (size small), this t-shirt is designed to eliminate distractions and maximise airflow, keeping you exceptionally cool whether you're tackling a marathon or a high-intensity interval session. It is so incredibly light, you'll barely feel it against your skin. Features: Ultra-Light Rush™ Fabric: Our most advanced, weightless material for peak temperature regulation and comfort. Low-Light Visibility: Strategically placed reflective logos and trim ensure you stay visible during early morning or evening runs. Raglan Sleeves: A precision-cut design that allows for an unrestricted, full range of motion in the shoulders. Size Guide: