Lots of things slow you down, ThermoPlume isn't one of them. PrimaLoft Insulation ThermoPlume is a lightweight, airy synthetic that acts like down and has some pretty impressive properties. It's actually blown in to jackets so it's easily compactable, making the “packs-right-into-itself” factor a breeze. Plus, it's guaranteed to stay warm and fluffy even when wet. Best of all, you can toss it in the wash ... WITHOUT TENNIS BALLS! Smoosh. Wear. Wash. Repeat. Full-zip front Water-resistant jacket Conveniently folds into self-storing back pocket Breathable lining 100% nylon. Machine wash. Imported Delivered to US shipping addresses only Sold by O5 LE, LLC and fulfilled on their behalf by Lands' End Receive Preferred School contribution with purchase