| Down Requirements | Length | 78 | Width | 59 | Loft | 2 | Total Cubic Inches | 9,204 | Down fp | 950 | OZ needed | 9.688421053 | Overstuff % | 30.0% | Total OZ of Down needed to order | 12.59
| 1) lay out material and cut to length , and cut in tapers. | Use tape and heavy weights to hold down and prevent fabric from moving | | 2) Lay out Karo step baffles , find middle length and width | divide length by 4 and width by 5 rough estimate . | | 3) do both outer and inner shell the same dimensions and karo step | | 4) fold over a 1/2 inch and stitch the outer hem | | 5) attach garment loops to inside (shine Side)of shell line up with baffle line | attach foot box loop to outside of fabric (dull Side) and fold back, this will prevent feeling it while sleeping | | 6) install eyelets for draw string shock cord (reinforce for strength) | | 7) tape baffles in place on one of the shells , sew in place | attach to inside shell check often to correct any mistakes quickly | double stich all connection seams | 8) sew in triangle reinforcement for sewn foot box cut , fold and sew | install it where taper starts between the two shells with triangle pointing down on one side | | 9) sew two shell together at the top , remember to sew in channel for shock cord | double stich all sides , but leave a hole for the down | | 10) triangle side and the bottom sew together | after you should have 3 sides sewn together top, side and bottom | | 11) turn bag inside out and sew the foot box. Place triangle side between the two shells and sew | together . After stitching together fold over and flat stich it to make a smooth seam | | FOOT BOX | 12) measure the opening on the end | 13) cut it , hem it and add baffles and stich it , re-measure before stuffing | | 14) with shell turned inside out sew box on to the two shells | | 15) compress down and fill bag - I modified a wet/dry vac to suck the down from the bags and blow it into the TQ | | 16) sew close opening | | shake the bag or put in dryer with tennis balls to spread down |
