The Mountain Hardwear Women's Nitrous Down Jacket is perfect for your next skiing trip or winter vacation. Made with Hi-Five 30D Ripstop nylon fabric with 800-fill Q.Shield down insulation that protects individual down fibers from moisture so they keep you warm even when wet. The Nitrous has an outstanding warmth to weight ratio. DWR finish repels moisture so you'll stay dry if some precipitation comes down. Quilted construction holds insulation in place. Full elastic cuffs slide easily over layers to seal in warmth & dual hem draw cords allows for quick fit adjustments. Two front hand warmer pockets keep your hands warm and secure your essentials. The jacket can pack down so small it fits inside its own pocket to easily stow away in a pack. Sizing (Bust): XS: 33", S: 34-35", M: 36-37.5", L: 39-40.5", XL: 42".