SFC 40 WINKS (20°F) + SFC HIBERNATOR (0°F)

BENEFITS

Flex
  • Sierra Designs patented Flex technology provides 6" of flex (stretch) in each baffle
  • Better Thermal efficiency
  • Allows end user to sleep in desired sleep position (side, belly, back)
  • Eliminates constriction which is the #1 reason for restless night of sleep
NightCap Hood
  • Allows for full arm movement inside hood of bag
  • Allows stomach or side sleepers to use arms as pillows
  • Drawcord around the face allows hood to be cinched fully around face for increased temperature control
  • Crown drawcord allows for full arm movement inside of hood or can be cinched down to eliminate extra space
Other Features
  • Pad Locks keep sleeping bag attached to pad for greater thermal efficiency and less constriction
  • Polarguard 3D in conjunction with shingled construction give the sleeping bag more loft
  • Draft tubes along the length of the zipper eliminates cold spots
  • 1/2 length zippers reduce weight of the bag
  • Each zipper track has two sliders which allows end user to sit up and work on electronics without having to get out of the bag

SPECIFICATIONS

 SFC 40 WINKS SFC HIBERNATOR 
 REGULARLONGREGULARLONG
Temperature Rating  20°F 20°F 0°F 0°F
Zipper Side Double Double Double Double
Shell Material Epic by Nextec Epic by Nextec Epic by Nextec Epic by Nextec
Insulation Polarguard 3D 2.8oz/yard Polarguard 3D 2.8oz/yard Polarguard 3D 2.8oz/yard Polarguard 3D 2.8oz/yard
Construction Flex/Shingled Flex/Shingled Flex/Shingled Flex/Shingled
Total Length 88" 94" 88" 94"
Fits Up To 6'0" 6'6" 6'0" 6'6"
Shoulder Width 66"/72" 68"/74" 66"/72" 68"/74"
Footbox Width 40"/42" 41"/43" 40"/42" 41"/43"
Total Bag Weight 3lbs. 12oz. 4lbs. 0oz. 4lbs. 12oz. 5lbs. 0oz.
SKU# 005702000N 005703000N 005700000E 005701000E