​Unisex Longline Hooded Down Jacket - 90% White Duck Feather Fill, 700FP, Oversized Winter Coat (S-3XL, Black/Cream)​

Heat Retention Engineering​​ The 700-fill-power clusters create millions of microscopic air pockets, outperforming synthetic fills by 38% in thermal efficiency tests. Down fibers naturally adjust to body movements without cold spots. ​​Arctic-Grade Features​​ ☁ ​​Ethical Sourcing​​: RDS-certified duck down ☁ ​​Strategic Insulation​​: 16% more fill at core zones ☁ ​​Windproof Barrier​​: Diamond-grid stitching resists gale penetration ☁ ​​Moisture Defense​​: DWR-treated fabric sheds snowflakes ☁ ​​Adaptive Fit​​: Articulated elbows accommodate backpack straps ​​Urban Survival Kit​​ ​​Commuter Mode​​: Hidden earphone port in hood ​​Minimalist Aesthetic​​: Laser-cut logo-less design ​​Storage Solution​​: 4 internal pockets for passports/gloves ​​Technical Specifications​​ Passes 10,000+ abrasion tests on drawstrings. YKK reverse-coil zipper prevents freezing. Weight distribution avoids "bubble butt" silhouette.