Infographic: Choose Your 3-Season Sleeping Bag

There's a lot to know about sleeping bags. How much yours weighs in Clif Bars...well, not exactly at the top of the necessary-knowledge list—until now. Check out this along with many (more useful) facts all zipped into this fun, pseudo-scientific infographic from the folks at REI. (Click to make it larger.)Sleeping Bags Infographic: Choosing a 3-Season Sleeping Bag