Quote Originally Posted by markr6 View Post
Definitely enough to tuck around sides, at least in a hammock. I didn't try it on the ground, but it seems like it would be difficult to keep it there in place; the hammock wraps around and holds it tight even if I wiggle around while sleeping. I could never use one on the ground personally because I can't sleep on my back at all unless I'm in a hammock.
I never sleep on my back ether unless I'm in a hammock or in a mummy bag that's lets just say is not hanging from a tree.