100% polyester dobby shell made from certified and guaranteed recycled PET bottles (1.62 oz/yd2). 100% polyester PrimaLoft® SPORT premium insulation and superior warmth (60gm2). Wind & water-resistant, ultra-lightweight and easily compressible fabric allows packing into side pocket. Creates a 3-in-1 with Lithium Quilted Jacket, Men's 9540 for added warmth in colder weather. Ideal vest or insulation layering piece for all your outdoor needs. Stand up collar with chin guard and full length wind flap. Contrast color trims & zippers for a sporty look.