Story Packable design engineered for windy runs and hikes The On team outdid themselves with this one. It’s water-resistant, lightweight, and easily goes with any ‘fit so you don’t have to think twice about the forecast when gearing up for a run.When the skies start to darken and rain starts to fall, the adjustable drawstring hood and hem will work overtime to keep you dry and warm. Out on a sunny day? This game-changer packs up nicely into its own pocket so you’re not draping it over your arm and hauling this from place to place. As an added bonus, the spiral dart construction offers extra mobility through every pre- and post-run stretch. Features Relaxed fit A unique spiral dart construction that allows for movability Packable front pocket to pack it up and get on your way The light-knit construction is effortlessly breathable The adjustable drawstring hood and hem keeps cold and rain at bay Water-repellent Materials Main fabric composition: 87% recycled polyamide, 13% elastane Secondary fabric composition: 92% recycled polyamide, 8% elastane Lining composition: 95% recycled polyamide, 5% elastane Imported Size The Core Jacket has a relaxed fit and is true to size XS S M L XL XXL Chest 90 91–96 97–102 103–108 109–117 118–126 Waist 75 76–82 83–89 90–96 97–105 106–114 Hip 89 90–95 96–101 102–107 108–113 114–119 Measurements are in centimeters About On For the past ten years, On has risen from a small collection of technical runners favored by Ironmen, to a full lineup of Swiss-engineered performance gear ready to take on whatever challenge lies ahead. Their team is led by triathlon champ Olivier Bernhard, and each product is tested by Olympians, triathletes, and every other stripe of competitor to be best-in-class when it comes to comfort and versatility.