5702000N/5703000N

Forty Winks 20

MSRP: $229.95
$229.95 $114.98
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The made in USA Sierra Designs Forty Winks sleeping bag uses Polarguard 3D synthetic insulation and baffles that have 6” of flex, to give you a warm 20 degree sleeping bag for cold weather use that allows you to move comfortably and sleep in any position you want. Zippers on both sides with dual sliders allow you to adjust the fit to your needs, and vent heat when needed. A NightCap hood allows you to you move around freely, even when fully sealed, so you can sleep on your stomach or side without feeling restricted, leading to a great night’s sleep. The bag comes with a storage and compression sack, so you can go hit the trail right away.

Key Features

  • Originally designed for military use
  • Polarguard 3D synthetic insulation 
  • Fabric uses flex technology and a Shingled construction to enhance flexibility, allowing users to sleep comfortably on their side, back, or stomach
  • Nightcap drawcord hood
  • Draft collar
  • Noiseless zipper pulls
  • Dual half-length zippers with draft tubes
  • Compression bag included

Materials

  • Insulation: Polarguard 3D synthetic insulation 
  • Shell Fabric: 40D Ripstop Nylon
  • Liner Fabric: 70D Nylon Taffeta

Tech Specs

Regular
  • Temp Rating: 20°F / -6°C
  • Trail Weight: 3 lb 12 oz / 1700 g
  • Fits Up To: 6' 0" / 183 cm
  • Length: 88 in / 223.5 cm
  • Shoulder Circumference: 66" / 168 cm
  • Footbox Circumference: 42" / 107 cm
  • Storage Bag Size: 30" x 13" / 76 x 33 cm
  • Stuff Sack Size: 20" x 9" / 51 x 23 cm
Long
  • Temp Rating: 20°F / -6°C
  • Trail Weight: 4 lbs / 1814 g
  • Fits Up To: 6' 6" / 198 cm
  • Length: 94 in / 239 cm
  • Shoulder Circumference: 68" / 173 cm
  • Footbox Circumference: 43" / 109 cm
  • Storage Bag Size: 30" x 13" / 76 x 33 cm
  • Stuff Sack Size: 20" x 10" / 51 x 25.4 cm
Source: Made in USA

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