Product details:

Warm. Light. Packable. Possibly the most versatile insulating jacket on the market. Synthetic down is highly compressible and this jacket packs into its own chest pocket. Don't let the light weight fool you - the Drake Synthetic Down Pac Jacket is incredibly warm and versatile. The jacket is PACKABLE and zips into its own vertical chest pocket. This makes it the perfect size for stowing in a blind bag, ATV, or boat. The jacket is water-repellant so you can wear it alone as an outer layer. Also use as a under waterproof outerwear when you need an extra layer of insulation. Insulated with 150 grams of synthetic down insulation. Synthetic down is ultralight, has uniform loft throughout the garment, and won't mat down like natural goose down. Average weight is just 13.2 ounces (size Large). When packed, it measures 10" W x 8" H x 5" D and can be compressed even smaller. The stuff pocket has a carabiner loop for clipping the jacket to a backpack. MST Synthetic Down Pac-Jacket | Drake Waterfowl Instinctive Features Zippered internal chest pocket Two lower slash pockets Packs into its own chest pocket Materials & Construction 150 gram synthetic down insulation DWR (Durable Water Repellant) treatment Adjustable drawstring waist Men's Jackets S M L XL 2XL 3XL Chest Size 36-38" 40-42" 44-46" 48-50" 52-54" 56" Sleeve Length 32" 34" 35" 36" 37" 37.5"