The Patagonia Reversible Bivy Mens Vest provides you with the perfect layer of warmth, with a dash of western style-inspiration. Insulated with 100% recycled 600-fill duck and goose down reclaimed from used down product, this vest is as warm as it is environmentally friendly. The face-side is made up of 100% Recycled Polyester Plain Weave w/DWR (Durable Water Repellent) Finish, with a cozy next-to-skin softness and a reinforced yoke to provide an additional barrier against the weather. The reverse-side comes with a 50-Denier 100% Polyester (70% Recycled) 1/4 in. Pile Fleece w/DWR Finish for a more technical and performance oriented look. There is one side-entry pocket on the reverse-side and a zippered chest pocket, while the face-side includes two side-entry hand warmer pockets; both are completely lined with micro fleece offering efficient protection when needed. Rounded out with a drop-tail hem, the hip-length Reversible Bivy Vest will provide all day comfort wherever you go Shell: 100% Recycled Polyester Plain Weave w/DWR (Durable Water Repellent) Finish, Lining: 50-Denier 100% Polyester (70% Recycled) 1/4 in. Pile Fleece w/DWR Finish, 600-Fill-Power 100% Recycled Down (Duck and Goose Down Reclaimed from Down Products) Insulation, Snap Front featuring Low, Down-Filled Collar, Two Patch-On Hand Warmer Side-Entry Pockets Lined with Microfleece on Face Side, Patch-on, Left Chest Zippered Pocket and Side Entry Hand Warmer Pockets w/Elastic Binding on Reverse Side, Drop-Tail Hem, Fair-Trade Certified Sewn, Taped Seams: None, Warranty: Lifetime, Wind Protection: Yes, Warmth Factor: Warm, How Does This Fit?: True To Size, Model Year: 2022, Product ID: 609123, Model Number: 27588 CSC M, GTIN: 0192964645318, Anti Wrinkle: No, Windproof: No, Moisture Wicking: Yes, Quick Drying: No, Insect Repellent: No, Anti Odor: Yes, Antimicrobial: Yes, Sun Protection: No, Water Resistant: Yes, Waterproof Zippers: No, Breathability: Low Breathability (< 5,000g), Waterproof: Water Resistant (< 5,000mm), Insulation Type: Down, Length: Hip, Jacket Fit: Regular, Type: Vest, Race: No, Battery Heated: No, Breathability Rating: Not Specified, Waterproof Rating: 5,000mm, Insulation Weight: 600-Fill-Power 100% Recycled Down (Duck and Goose Down Reclaimed from Down Products) Insulation, Exterior Material: Shell: 100% Recycled Polyester Plain Weave // 50-Denier 100% Polyester (70% Recycled) 1/4 in. Pile Fleece