Effective heat distribution and less weight in total Detachable neck cover with anti-static lining for cold days Anatomic shape with double stitched back seam for a perfect fit Features Detachable neck cover, attachment with special Velcro system Two adjustable front straps with quick release clips and Velcro closures Shoulder gussets V-shaped tail flap Adjustable cross surcingles and adjustable, detachable, elastic leg straps MaterialOuter:1200D polyester, waterproof coating, taped seamsLining:Anti-static, 190T nylon (tail flap, chest and bottom)Filling:Z3 heat control (340 g, 200 g, 100 g)Hardware:Gun metal Waterproof: 5000 mm, breathable: 4000 g/m 24 hrs and windproof Z3 allows for effective heat distribution and less weight in total Detachable neck cover with two Velcro closures, attachment with a two way zipper and five Velcro closures Two adjustable front straps with quick release clips and Velcro closures Adjustable, detachable, elastic leg straps