Mont Spindrift XT 850 -13 TO -19°C Down [Type: Standard]

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The Spindrift XT 850, available in Standard, Women's & XL sizes, is an uncompromising sleeping bags designed for alpine & extreme cold conditions: Backcountry camping, polar expeditions & high altitude mountaineering.

A unique Cordless Collar System, vertical baffles for insulation efficiency & new shell fabric providing marked improvements in function & performance.

The Spindrift XT series replaces the Specialist Boxfoot Series, with the Spindrift XT 850 model replacing the Zeal & Telemark models.


  • Mummy shape with boxfoot for maximum efficiency
  • Down distribution: 55% canopy 45% base
  • Cross block baffles on torso prevent down shift between canopy & base
  • Radial Arc Baffle System on horizontal baffles maximises baffle loft height & warmth
  • Differential cut reduces compression & cold spots
  • Box walled chambers for warmth
  • Twin interlocking down-filled draught tubes along zip retain heat
  • Durable laminated Nylon anti-snag shield along zip
  • Contoured hood with down-filled hood facing
  • Unique Cordless Collar System wraps around shoulders without the need for a fiddly and uncomfortable drawcords
  • Drawcords across chest and hood drawcord at top of hood
  • Recessed drawcords provide comfortable, warmth retaining closures
  • Toaster Pocket in boxfoot for air-activated heat pack
  • Sewn with hydrophobic Epic thread to prevent moisture from wicking along seams and inside the shell
  • Tuck stitched seams for superior seam strength, seam durability & water resistance
  • Full length YKK side zip with dual sliders
  • Includes siliconised-Nylon mechanical advantage compression stuff sack & 50L polyester storage sack with printed care & washing instructions


  • Intended use: Expedition/Alpine
  • Season Rating4 Season
  • Women &/or Cold Sleeper-13°C / 9°F
  • Men &/or Warm Sleeper-19°C / -2°F
  • Shell fabric: Hydronaute XT™
  • Waterhead20,000mm
  • Moisture Vapour Transmission Rate (Breathability)20,000g/m2/24hrs
  • Lining fabric: Ultralight silk-touch 15 denier downproof Nylon
  • Standard size weight: 850g fill, 1430g total
  • Women's size weight: 850g fill, 1400g total
  • Standard/Women's compressed size: 21x28cm
  • Down rating: 825-850 loft premium white duck down
  • Down treatment: Water resistant DWR Loft treatment
  • Zip side: Left side
  • Zip configuration: Side zip only. YKK brand zip with dual sliders
  • Colour: Charcoal/Fiesta Red/Black


SKU 6977
Brand Mont
Shipping weight 1.4000kg

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