The XKG Summit 0 Degree Mummy Bag is our warmest high-performing sleeping bag. This super lightweight bag has a carry weight under 4 pounds and built to keep you warm and comfortable during the cold nights in the backcountry.

• Over-sized 84" x 32" 
• Thermolite Insulation - 2.9 lbs. fill
• Drawstring Closure
• 20D 380T Poly Liner
• Chest & Shoulder Baffle
• Full Length YKK Zipper
• Lightweight Carry Weight - 3.75 lbs.
• External Chest Pocket
• 20D Poly Ripstop Shell
• Lightweight Compression Bag

 Prop 65 WARNING for California