ON's designs are a match for the elements, so you can run whatever the weather. - This windproof jacket is made from ultralight, quick-drying and breathable recycled-shell and micro-ripstop that are sourced from Japan - DWR coating allows rain to roll off and keeps the contents of your pockets dry - Spiral darts at the elbows allow ease of movement, while hidden vents boost airflow - Folds into its own pocket for portability