When the temperature rises and your training hits its peak, you need gear that gets out of your way. Built with an advanced dry-fit pullover design, this vest maximizes airflow so you can push harder during your spring, summer, and autumn sessions. Materials Fabric Blend: 100% Polyester Fabric Weight: 120g Size & Fit Fit: Slim fit Size UK Chest(cm) Length(cm) S 36 97.4 69.5 M 38 102.5 71.5 L 40 107.5 73.5 XL 42 115.0 75.5 XXL 44 122.5 77.5 Notes: Measurement Tolerance: Please note that the clothes size chart is only for reference. Please allow for a manual measurement margin of error of 2-3 cm, which is within the normal range. Fabric Stretch: Activewear measurements are typically taken with the garment laid flat; the fabric is designed to stretch and contour to the body. Note on Colour: Please be aware that actual product colours may appear slightly different in person due to photographic lighting sources or your specific monitor and screen settings.