Sleeveless version of the classic, high loft down jacket delivers plush warmth. Double taffeta layer at shoulders increases durability with backpacks, and hem cinch-cord provides a buffer to ward-off upward gusts of wind. Fabric Body: 50D 64 g/m2(1.9 oz/yd2) miniripstop weave nylon fabric, Abrasion: 50D 64 g/m2(1.9 oz/yd2) plain woven nylon fabric, Insulation: 700 fill goose down.