This Set of 2 Everest Mummy +5F Degree Sleeping Bags drops from $50 to $40 at Walmart.com. We found these sleeping bags going for around $40 individually at other sites. They feature a double layer construction, come with a compression storage bag, and were given a perfect 5-star rating by over 380 reviewers! Ship to to your local store or FedEx location for free, or spend $45 for free shipping to your home. Sales tax is charged in most states.