- Premium down with a fill power of 750+.* Constructed without down packing for lightweight warmth. *Measured by the IDFB method- Made with Toray’s NANODESIGN™ technology for improved water-repellency. fluorine-free water repellency.- Anti-static lining.- Comes with a carrying pouch for compact storage on the go.- Updated slightly longer length and a fitted silhouette. - Sleek front placket design. - Hand-washable.All of the down in our products are certified to the RDS which promotes animal safety, welfare, tracks certified material throughout the supply chain. We will continue to support RDS going forward.*All of our partner garment factories involved in the production of our down products are RDS certified as of the end of 2019. UNIQLO North America is RDS certified as of June 2024.Certified by Control UnionCU1323320RDS-2024-00061860