Garment made of tubular fabric designed using the exclusive RRD "Holystic Technology 3" method. Outer and inner shell in polyamide / Lycra® super matt with "oxford" weave (115g / m2 - 80% polyamide and 20% elastane) is combined with a double elastic, breathable, anti-water and anti-wind polyurethane membrane. Feathers inside the channels made by hot gluing, thus avoiding any type of stitching to contain the 90/10 duck down filling.