DESCENTE Mizusawa Down Mountaineer atmos Made in Japan Material: Outer: Composite fiber (polyester) 100% Inner collar: Acrylic 70% Wool 30% Lining: Polyester Insulation: Down 90% Feather 10% Hood opening, side panels, and under sleeves: Polyester 100% Size: M This is a down jacket in very good condition, purchased new from the atmos online store in 2023 and worn only three times. It's rare and I rarely wore it, keeping it stored at home. I didn't wear it at all last season, so I'm selling it to someone who will wear it. Please understand that this is a used item and review the images before purchasing.