BACKSIDE BSIDE-800 Super Down -40 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 Diamond rip stop Tactel nylon outer shell offers great water resistance and durable light weight protection Our bags are sewn with a two layer off set construction so that the seams don't overlap causing cold spots Our Down bags are 800 goose down filled making them ultralight and super warm with offset down tubes to protect against cold spots Measures 94 long 35-Inch wide at shoulder 12.5 foot box weight 5lbs and a box foot construction to keep your feet warm. 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 It comes with YKK zippers and oversized draft tubes to keep the cold out and warmth in