Marmot Helium Sleeping Bag

Pros: Light, comfortable, worm, stuffs down very small
Cons: Half zipper, I wish it would have a 3/4 bag zipper

In my opinion this is hands down the very best 3 seasons backpacking bag on the market. I have been backpacking for 30+ years I started at 7 years of age with Coleman products, joined the boy scouts at 12, went through to 18 and I still back pack today ...

Pros: 15 degree bag (accurate) at unbelievable 2 pounds. Only certified 900 fill down.
Cons: Half zipper, small stuff sack, large cut for my small frame (could weigh 2-4oz. less).

So far I have only slept in the bag for 5 nights, but it's seems like it will last as long any "high end" down bag the likes of Feathered Friends and Western Mountaineering (previously owned a Apache Microfiber). The temps during the 5 nights I slept in ...