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Mountain Hardwear Hotbed Spark Sleeping Bag (Regular - Rocket)

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Delivery & Returns

Estimated Delivery: 05/25/2018 - 05/29/2018

  • United Kingdom: Order today and receive before Christmas
  • Non-United Kingdom: Last order dates vary. Click here for details.

Order by 11am Mon - Fri For 2 Working Day Delivery

UK only. Exclusions apply, click for details

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Designed for the camper who's ready to do more backpacking, this ultra-warm synthetic bag is filled with Thermal.Q insulation and sports vertically welded Lamina™ construction on top to maximize loft and eliminate cold spots where you need it most. Roomy mummy cut can be mated to a second bag using the full-length zipper.


  • Proprietary, vertically welded Lamina™ construction enhances loft and eliminates cold spots
  • Roomy, comfortable, relaxed fit efficiently maximizes warmth without constriction
  • Included microfleece-lined stuff sack that doubles as a pillow and a mesh storage bag
  • Full length #5 zipper with double sliders for versatile ventilation also allows two Hotbed™ bags to be zipped together (LH bag to RH bag)
  • Thermal.Q® insulation has outstanding compressibility and maintains excellent loft
  • Comfort footbox follows natural foot position for maximum warmth and comfort
  • Face gasket comfortably blocks drafts at hood opening
  • Insulated draft tube with anti-snag panel prevents cold spots along zipper
  • Single-handed draw cords adjust hood and chest closure


  • Weight: 2 lbs 8.6 ozs / 1150 g
  • Comfort: 43 F / 6 C
  • Limit: 35 F / 2 C
  • Extreme: 9
  • Synthetic fill
  • Insulation: Thermal.Q™ 100 g/m²
  • Lining Fabric: 75D Polyester Taffeta Plain Weave
  • Loft: 3 in / 8 cm
  • Shape: Comfort Mummy Cut
  • Stuffed Size: 8 in x 14 in / 20 cm x 36 cm
  • Shell Fabric: 75D Polyester Taffeta Plain Weave

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