Backside 800 +20 Degree Down Sleeping Bag (Green/Graphite) Goose Down 60%/ Polyester 40% Imported 800 fill down power is not just a lot of fluff its a lot of down when other bags are doing 650 and 700 down fill we are doing 750 and 800 our 800 series offers you the best down bag on the market with Tactel ripstop shell and oversized draft tubes Diamond rip stop Tactel nylon outer shell offers great water resistance and durable light weight protection, with YKK zippers and oversized draft tubes to keep the cold out and the warmth in Our bags are sewn with a two layer off set construction so that the seams dont overlap causing cold spots where there is no insulation our bags run consistent insulation from head to toe Our Down bags are 800 goose down filled making them ultralight and super warm with offset down tubes to protect against cold spots and a box foot construction to keep your feet warm. Measures 94'' long 35'' wide at shoulder 12.5'' foot box weight 3lbs