Specs are quantitative aspects of the option such as the price
Pros
Pro
Comfortable for side and tummy sleepers
Thanks to the bags spoon form you can sleep on the side, tummy and turn around in the bag without being uncomfortable and cramped as it offers plenty of room for yours legs, breasts and shoulders.
Thanks to the built-in pillow pocket and a large blanket-like draft tube that tucks around your shoulders, makes it feel like you are sleeping in your bed at home.
Thanks to the generous use of 650 fill power duck down you will feel warm in the bag in temperatures as low as 25 degrees Fahrenheit so you can safely use the bag in very cold autumn nights.
The bag weighs only 3 pounds and measures 18 x 9 inches that can be further reduced by using a compression bag. The lightweight design allows it to be carried around for extended periods of time.
The included bag is on the large side so it takes up space. If possible it’s better to get a compression bag that will save space when going backpacking.