Appalachian Trail Conservancy Best of the Appalachian Trail: Overnight Hikes
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The lightweight Sea to Summit Reactor Extreme liner adds up to 25degF of warmth to a sleeping bag. Or, it can be used alone for warmer conditions.. . . . Made from Thermolite, a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. Adds up to 25deg of warmth to a sleeping bag. Contrasting color along the top edge makes it easier to find the opening. Lighter weight and more packable than fleece. Mummy shape with a box foot. Drawcord hood with mini cord lock. Packs into its own Ultra-Sil stuff sack.