Patagonia x Chobani Nano Puff® lightweight, water resistant, windproof jacket. 100% post-consumer recycled polyester. Made in a Fair Trade certified™️ factory Adjustable draw cord to seal in weather conditions Chest zipper stuff sack for easy carry - see picture of what the stuff sack looks like. Size: Medium Small white mark under left armpit and small seam cinch on right mid arm See pictures for measurements and materials :)