Mont Helium 450 Down Sleeping Bag - Vertical Baffles Features_-40° C while a 9 cm thick

while a 9 cm thick air cushion cradles the body

especially made for small ropes (5-8 mm)

SPARK is designed for permanent use in the toughest conditions

odor-blocking t-shirt is better than ever

Now made with 100% recycled materials

Mont Helium 450 Down Sleeping Bag - Vertical Baffles Features_-40° C while a 9 cm thick1 TO 7C A 3 to 4 season ultralight sleeping bag designed for minimum weight (only 850g!) & 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