Big Agnes, Big Agnes Cross Mountain Sleeping Bag: 40 Degree Polarguard Delta Long, Left Zip All Sleeping Bags >>> Sleeping Bags by Big Agnes More details and ordering info. User input on Big Agnes Cross Mountain Sleeping Bag: 40 Degree Polarguard Delta Long, Left Zip by Big Agnes: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines