It might look like a puffer, but this jacket has been put to the test in some of the harshest conditions on earth. That’s how we innovate. We find the crux, improve our beta and build it better. Adapted to the high alpine as a flexible mid layer or as an uncompromising outer layer, it thrives no matter where you take it. With highly compressible, water-repellent 800-fill ProDown™, you can move lighter and faster through the mountains or the daily elements. Engineered for mobility. Cut for precision. This is Summit Series. This is the Breithorn. Features: 800 Fill Prodown™ Retains Its Loft In Wet Conditions And Offers High-Level Warmth And Compressibility Body Fabric Made With Recycled Nylon Exposed, #3 YKK® VISLON® Center Front Zip With An Insulated Internal Draft Flap Hand Pockets With Exposed, Water-Resistant, Reverse-Coil Zips Internal Hem Cinch-Cord With A Single-Point Adjustment Non-PFC DWR Finish For Added Water Repellency Pertex® Y Fuse Increases The Downproof And Water-Beading Properties Of The Fabric Raglan Sleeves And Underarm Gussets For Full Arms-Up Mobility Secure-Zip Chest Pocket Slim Fit Stows In Left Hand Pocket Stretch-Knit Cuffs With FlashDry™ For Added Comfort