Mountain Equipment's lightest and most compressible sub-zero bags. The new Xero bags offer the highest warmth to weight ratio possible for those indulging in ultra-light adventures.
It uses 93/7 pure down with a 700 fill power, the outer fabric is He30.rs which is one of the lightest fabrics available, the bag features a supersoft lining and the EXL top lining hugs your body, thus improving loft, comfort and thermal efficiency
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