Most high altitude climbers choose goose down over synthetic sleeping
bags because nothing beats down insulation for its warmth, comfort,
compressibility, lightweight and longevity.
Strong ripstop material outer.
Quality Makoti sterilized goose down
Pure cotton downproof inner
Water repellent
Super light
Hypo allergenic
Fully washable
Compartmentalized
Not stitched through (down walls).
Easily squashed into a small stuff bag.
One quick shake lofts down to original voluminous softness.
Multi-purposed: rectangular bag opens into 3/4 (150x200 cm)
duvet!
Duvets 
