Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag
Helium 450 UL -7°C Down Sleeping Bag

Helium 450 UL -7°C Down Sleeping Bag

Regular price $749.95 Sale price$679.95 Save 9%
Tax included. Shipping calculated at checkout.

A 3 to 4 season ultralight sleeping bag designed for minimum weight (only 850 grams!) & maximum versatility, the Helium 450 has proven popular with hikers in a range of climates from coastal walks to sub alpine elevations.
The 450 allows temperature regulation with dual zippers & offers incredible warmth-to-weight thanks to 800+ loft down. Maximise your pack space with a compact, lightweight and versatile Helium 450 sleeping bag.
Ultralight shell fabric and high-loft down fill on the Helium bags mean higher performance for less weight. Durable 10 by 10 denier, 520 thread count Nylon weighing only 26g/m2 with a hot-rolled-cire treatment to prevent down leakage and increase durability. Premium 800+ loft white down fill with DWR Loft treatment adds greater resilience, higher loft and better warmth in damp conditions.


  • Tested to EN13537 standards
  • Filled with 450g of 800+ loft white down
  • DWR Loft treatment on down keeps down lofting higher for longer in damp conditions
  • Outer shell made from ultralight Nylon, 10 by 10 denier, 520 thread count, down proof, 26g/m2
  • Tapered rectangular shape with a wide foot section for room to move
  • Box walled construction for warmth and weight efficiency
  • Radial Arc Baffle System maximises baffle loft height
  • Vertical baffles on torso maintain optimal down distribution
  • Differential cut reduces the potential for cold spot compression
  • Contoured hood keeps down evenly distributed around your head
  • Tuck stitching for increased durability of baffles
  • Baffles sewn with Hydrophobic Epic thread which prevents moisture from wicking inside the shell
  • YKK Full length side and foot zips to increase versatility
  • Left and right hand models can be zipped together
  • Large down-filled 3D draft tube along zip retains heat
  • Laminated 210 denier Nylon anti-snag shield along zips
  • Includes ultralight siliconised-Nylon Z-Force Mechanical Advantage Compression Stuff Sack & 50L polyester storage sack with printed care & washing instructions


  • Temperature Rating: -1°C (Comfort)
  • Temperature Rating: -7°C (Lower Limit)
  • Weight: 850 grams
  • Packed Size: 31 x 15 x 15 cm
  • Down Fill: 450 grams
  • Fill: 800+ loft white duck down with DWR Loft
  • Fabric: 10D, 520T, ultralight Nylon (26g/m2)
  • Maximum User Height: 185cm
  • Maximum Shoulder Circumference: 160cm

Supplier Code: 10.25.11

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Recently viewed