The Mountain Equipment Helium 400 XXL Left Zip Sleeping Bag is the  ˜gran turismo' of the Helium range. Wider and longer and offering exceptional comfort and performance for long-distance backpacking and trekking.

Features

• HELIUM™ 20D outer shell is very light and highly breathable
• 467g of 90-10 Pure Duck Down with a minimum fill power of 700
• GT fit: a wider and longer version of our Alpine Fit
• Slanted Box-Wall baffles throughout
• Mid-level side seams
• 5 baffle anatomically shaped hood
• 4 baffle anatomically shaped and offset foot-box
• Full length Gemini™ zip baffle and integrated collar with Lode Lock™ closure

Specifications

• 3°C/37°FComfort
• -3°C/27°FComfort Limit
• -19°C/-2°FExtreme
• 1030g / 36ozTotal Weight