SierraDescents.com

Black Diamond Twilight

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The water-resistant/breathable Twilight replaces Black Diamond's Winter Bivy as the lightest bivy sack in the Black Diamond collection. The major difference, aside from a color change, is a switch to 'NanoShield' fabric (from Epic). We also get the addition of a mesh over-the-face panel for bug protection. What is NanoShield? I believe it is basically a re-branded Epic, with the primary difference .

— September 10, 2012

Andy Lewicky is the author and creator of SierraDescents

TrevorB September 12, 2012 at 11:37 pm

I got one of these:)
Let's go camp under the stars!

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