Ultra-Light and Breathable: Engineered with lightweight and breathable materials, this T- Shirt/ Vest minimizes resistance, granting you maximum freedom of movement for high-performance activities like running, cycling, and yoga. Nighttime Visibility: Highly reflective elements are integrated for added visibility, making it ideal for nighttime running, cycling, and urban strolls. Advanced Cooling: Thanks to advanced moisture-wicking and breathable materials, this shirt regulates body temperature, ensuring athletes stay cool and comfortable even during intense workouts or hot weather conditions. COOLMAXX Technology: Processed at the yarn level, COOLMAXX technology keeps you cool even after extended, rigorous workouts.