Two-layer fabric with an extra warm brushed interior and a smooth, quick-drying outer layer. Stretch mesh panels on the back and armpits for better ventilation. The construction with 4-Way Stretch technology allows the material to be elastic in all directions. The material wicks away sweat excellently and dries very quickly. Ergonomic design with seams outside the most stressed parts. Turtleneck collar for better coverage and insulation.