FWIW, my Ray Way with Alpine upgrade is lighter than a smaller quilt I made to go under my hammock with Climashield. Not sure what Ray uses but it compresses better and feels loftier/softer than Climashield.
_________________________
"In the beginner's mind there are many possibilities. In the expert's mind there are few." Shunryu Suzuki

http://hikeandbackpack.com