Better atleast have a piece of canvas ground cloth, <img src="/forums/images/graemlins/tongue.gif" alt="" /> ifn yer gonna camp like a cowpuncher...

You could rip a UL bag on the ground unless yer sleepin on snow. <img src="/forums/images/graemlins/shocked.gif" alt="" />

Seriously cowboys probably had more padding under them than your compressable bag will offer alone. Carry an extra wool horse blanket just in case... <img src="/forums/images/graemlins/grin.gif" alt="" />
<img src="/forums/images/graemlins/blush.gif" alt="" /> <img src="/forums/images/graemlins/grin.gif" alt="" />Jim <img src="/forums/images/graemlins/cool.gif" alt="" />
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These are my own opinions based on wisdom earned through many wrong decisions. Your mileage may vary.