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Gormsson +4° Curve sleeping bag

Summer bag contoured to enhance your performance

Available from your outdoor dealer

  • Description
  • Facts
  • Measurements
  • Material


Summer bag contoured to enhance your performance

Gormsson +4° Curve is a contoured summer sleeping bag offering great sleeping comfort through a wider cut in the shoulder and knee area and a spacious Shark-fin foot box, offering easy ventilation for the feet. The hood shape has a 3D cut with a concealed drawstring for a snug fit on a cold night. Stay warm in your bag with free movability of both arms with the secondary half side zipper. The bag has a durable rip-stop shell, a high quality Norguard S-PO 85 fibre filling and a soft touch lining.


  • Curve shape with 3D hood
  • Spacious shark-fin foot box with extra ventilation
  • Side zip, 2-way
  • Lightweight Nylon Rip-stop shell and Soft Touch lining
  • Secondary shoulder zipper
  • Internal chest pocket

The story behind the name

Harald ”Bluetooth” Gormsson was born in 935 as the son of King Gorm the Old and Thyra Dannebod. As King of Denmark and Norway he erected the very famous Jelling stone in Denmark, where the runic inscription says: “King Harald ordered this monument made in memory of Gorm, his father, and Thyra, his mother. The Harald who ruled the whole of Denmark and Norway and converted the Danes to Christianity.”


Sleeping bag type : Summer


  • Comfort : 9 ℃
  • Limit : 4 ℃
  • Extreme : -10 ℃
  • Tested according to European norm EN 13537


  • Zipper length : Full length
  • Zipper position : Side zip, Left

Sleeping bag shape : Curve

Construction : Stitched through



  • Length : 190 cm
  • Body length (up to) : 175 cm
  • Shoulder width : 74 cm
  • Knee width : 64 cm
  • Foot width : 54 cm


  • Total weight : 750 g
  • Official weight : 650 g
  • Indicates the total weight of the product and packsack, with only the accessories needed for normal use (extra packsacks, bonus packs etc. excluded.)

Pack size

  • Diameter : 17 cm
  • Length : 23 cm


This products is PFC free


  • Composition : 100% nylon
  • Construction : Rip Stop
  • Denier : 20D
  • Colour : Artichoke Green/Black


  • Composition : 100% nylon
  • Denier : 30D
  • Colour : Mustard Yellow


  • Name : NorGuard S-PO 85
  • Type : Fibre