Originally Posted by sclittlefield
I'm not sure what it needs to be to work well, but mine is more like 1-1.5" or more with three layers. That's in the center, not the perimeter, of course.
is that total or just in between each layer ?
i just ordered some IX from you today .... i'm going to make a 2 layer with a ripstop outer shell as my new summer UQ for temps 50F and above