I haven't used this since I bought it a few years ago. I don't think I'll be using it in the future, so I'm putting it up for sale. Thank you. Down sleeping bag with a comfort rating of 4°C and a limit of -1°C. - Brand: mont-bell - Model Name: Down Hugger 800 - Temperature Limit: -1°C / 30°F - Comfort Temperature: 4°C / 39°F - Size: #3 - Zipper Type: R/zip Thank you for looking.