Letting your car do the carrying for you? Sleep like royalty in the Luxor. It has 650-fill down on top and synthetic material underneath, where feathers get squashed. Fittingly, it has a laundry list of creature comforts, such as a flannel-like liner, handy pillow sleeve, and internal heat-packet pocket at the feet. And testers loved the semi-rectangular bag's size, with its roomy footbox and 68 inches of girth at the shoulders. 20°F, 5.1 lbs; kelty.comBonus: You can unzip the bag completely and use it as a blanket.Bummer: The liner felt clammy in damp weather on Washington's Olympic Peninsula.