Extreme temperatures. Extreme nights. Extremely good sleep with the Siku Fiber Bag -18C / Protect Fiber Bag -18C. Optimized fit for more restorative sleep. A central zipper provides temperature regulation for climate-controlled sleep. A special material to prevent noise for undisturbed sleep. Extremely good sleep, as if in your own bed, with the Protect Fiber Bag -18C, made from a waterproof material for extreme temperatures.

Features:

• Inner length (EN 13537:2012): 190 cm
• Comfort temperature limit in °F (EN 13537:2012): -1 °F
• Inner width in foot area (EN 13537:2012): 60 cm
• Comfort temperature limit in °C (EN 13537:2012): -18 °C
• Extreme temperature in °F (EN 13537:2012): -40 °F
• Extreme temperature in °C (EN 13537:2012): -40 °C
• Comfort temperature in °F (EN 13537:2012): 14 °F
• Comfort temperature in °C (EN 13537:2012): -10 °C
• Maximum inner width (EN 13537:2012): 80 cm
• Warm collar: Yes
• Zipper side: Middle
• Cut: Basic
• Restorative sleep thanks to a newly developed sleeping bag shape
• Intuitive climate regulation with a central 2-way zipper
• Comfortable, soft material in the hood reduces noise and increases comfort
• Including deep sleep mask and earplugs to reduce light and noises
• PFC-free DWR treatment
• Lining made from 100% recycled polyester
• Easy-to-use magnetic closure on the insulation collar
• Improved YKK zipper prevents jamming of material
• Insulation chamber around the hood opening to protect from cold and wind
• Internal pocket to store valuables
• Supplied with a packing bag
• Drawstring for easy adjustment of the hood and insulation collar
• Revised anatomical foot box for greater comfort without extra weight
• Zipper garage reduces cold areas at the end of the zipper

Diameter (compressed): 31,5 cm (S),31 cm (L), 31,5 cm (XL)
Height (compressed): 31 cm (S), 34 cm (L), 35 cm (XL)
Total weight without stuff bag: 2110 g (S), 2370 g (L), 2460 g (XL)
Zipper length: 107 cm (S), 137 cm (L), 147 cm (XL)
Fill weight: 1560 g (S), 1770 g (L), 184 g (XL)