This is an incredibly warm, lightweight, and comfortable 0 degree bag (800 fill down). I used it once mid-winter in the Sierras and was very warm, however I’m 6’1 and just barely too tall to be totally comfortable in this regular sized bag. The item “Nemo Sonic sleeping bag 0 Degree Regular Size ONLY USED ONCE” is in sale since Thursday, July 23, 2020. This item is in the category “Sporting Goods\Outdoor Sports\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags”. The seller is “brvande2053″ and is located in Ventura, California. This item can be shipped to United States.