Never sacrifice warmth and comfort for ounces in your pack again with the Therm-A-Rest Haven 20 Degree Sleeping System. At an ultralight 1 lb 6 oz, the sleep system provides warmth and comfort down to 20 F. A fusion between a mattress and a sleeping bag with a zipperless design, this sleep system holds in heat without the bulk of extra insulation. Full coverage with 700-fill down keeps you warm while staying ultralight. Roomy enough for your favorite mattress. There is a reason this ultralight, ultra-comfortable and versatile sleep system was chosen by National Geographic Adventure magazine as one of 26 most groundbreaking products in 2010. Plus, all the cool kids have one.
Chosen by National Geographic Adventure magazine as one of 26 most groundbreaking products for 2010. "It's been a long time since a sleeping bag could boast true innovation, yet the [Haven] Top Bag has done just that," wrote Adventure West Coast Editor Steve Casimiro. Selections were made by the editors with input from a Retail Advisory Board composed of 34 of the leading U.S. Outdoor Retailers.