With 360 degree reflectivity for unparalleled safety, this impressive piece has been updated to feature 2XU's outstanding 3D Thermal fabric on side panes. 3D Thermal panels offer warmth, moisture management, thermo regulation and a smooth finish against the skin. This winter's Active 360 Run Jacket continues to offer flexibility for comfort during activity plus Extreme Mesh panels on the back, resulting in a micro climate to meet the highest demands placed upon it.