Profila Stormshell waterproof fabric powered by 37.5™ active particle technology. 2.5 layer 37.5™ fabric provides next-to-skin comfort and unbelievable breathability. Ultra-light 200g weight [size medium]. Zip-up chest pocket with internal media routing. The Boa-equipped hood is compatible with helmets and easily adjusts for off-bike use. Single cord adjustment at waist keeps weight down and trail spray out. The semi-fitted cut follows the curves of your body with room for movement.