This Women’s Mythic Alpine Down Jacket does ... Down Jacket Is Ideal for High Output This light, packable, 850-fill, lofty down jacket is exemplary for belaying and rock climbing in the fall ...

The second lightest at 14.2oz, L.L. Bean's "Ultralight 850 Down Hooded Jacket" is $229 and is filled with 850 fill power down. Initially the zipper appeared cheap, but in real world use has proved ...