Ultra-light Backpacking Tarp Tents and Bivies for 2012 — Read the Specs

Depending on the weather, a bivy can be dry and comfortable or cold and damp. With vents at both ends and an orientation into the wind, air moves through and carries away water vapor you exhale. This system doesn’t always work. Humid air in the cold morning hours makes dew inside the tent as well as outside, and you can’t always expect a drying flow through the shelter.

Continue reading