Featuring a waterproof shell and a synthetic insulating liner, this jacket can adapt to almost any condition. Shell: 100% nylon. Lining for the upper body: 100% polyester. Lining for the lower body, hood, and sleeves: 100% nylon. Waterproof, breathable shell with system3 technology and fully taped seams. ThermoliteAR micro fiber technology provides a softer feel for comfort and is the warmest insulation compared to other insulations at same thickness. 3 way adjustable, removable hood. Zippered hand pockets and chest pocket. Wear the pieces together or separately. Relaxed fit .