Camp without lugging a bunch of gear when you have the Rab Neutrino 400 Down Sleeping Bag. Designed to keep your pack light, it has a tapered design and weighs only 775 grams. Moreover, filled with 800FP goose down, it has a recycled, wind-resistant Pertex Quantum outer cover. Designed with a sleep limit as low as 20º Fahrenheit, it packs down to only 13.8 by 9.1 inches. Great for everyone from backpackers to rock climbers, this packable sleeping bag is sure to keep you cozy. Choose from a variety of lengths for a variety of heights, and you’ll appreciate that its hydrophobic down retains performance in wet conditions. In fact, it has a trapezoidal chamber design with baffles to eliminate cold spots.