The Fatboy 400 is huge! It has all the extra room you need for 4 season camping. And compared to other sleeping bags of the same size and temperature rating, this Fatboy is still the leader in compact/ lightweight.

Features:

• Insulated banana hood for added comfort and warmth
• Suresoft brushed polyester lining is warm and comfortable
• Drawcord at shoulder – use it to trap heat in and keep the cold out
• Oversize 2-way nylon coil zipper allows for venting at foot; hi visibility fabric zipper pull
• Anti-snag zipper tape, and insulated draft tube behind zipper
• 4 fabric loops allow for attached cord to hold sleeping pad in place
• Compression carry bag with 2 YKK quick release buckles and oversize straps
  
• Hotcore sleeping bags of the same dimensions can be opened and zipped together around the outside edge

Specs:

• Temperature Guide:
  • Comfort: -22°C (-7°F)
  • Limit: -30°C (-22°F)
• Oversize rectangular with insulated hood
• Dimensions:
  • Length: 78″ long plus 15″ insulated hood | 198cm + 38cm
    
  • Width: 42″ wide (106cm)
    
• Carry Weight: 7.2lbs | 3.3kg
• Carry Size: 20" x 12" | 51cm x 31cm diameter
• Insulation: Siliconized TrueLoft microfibre insulation with Critical Layer Construction
  
•  Material:
  • Outer: Polyester ripstop
  • Inner: Soft-touch Pongee polyester
  • Zipper: #10, 2-way nylon coil self-healing zipper