A four-season powerhouse with a 200g overfill designed specifically for those cold night sleepers and peace of mind on cold winter adventures. With cold sleepers and peace of mind – we provided a 200g overfill to make sure you stay comfortably warm in any cold weather. Vertical baffle construction in the chest area & horizonal baffles at the waist and feet area – promotes maximum heat retention. Thermal efficiency; 800 fill-power hydrophobic responsibly sourced goose down insulation. 20-denier 400t small ripstop nylon water-repellent (dwr) outer shell. 20-denier 400t nylon inner lining – ultra-smooth, breathable and comfortable on skin. Internal stash pocket for convenience. Quality dual-sliding ykk zippers anti-snag design. Adjustable draft collar and hood design. Include durable water resistant 4 point compression sack. Lower limit temperature -7 f / -22 c. Comfort temperature 0 f / -17c. Please note : for maximum performance a sleeping pad should always be used. For water-resistant compression bag. Shell: 20-denier ripstop (dwr) nylon. Lining: 20denier 320t nylon. Insulation type: 800 fill-power water-resistant down. Fits up to in. Or up to 6′ 5. Or up to 6 foot. 14 x 9 inches compresses down to 11 x 9 inches.