Outdoor Research Men's Rampart Pants 100% Polyester Imported Fabric performance: waterproof, fully seam-taped, windproof Design features: double -separating side zippers, back pocket doubles as stuff sack, carabiner loop, internal loops for in step Lace Functional details: articulated knees, elastic waist with draw cord, accepts Accessory suspenders Back Pocket Doubles as Stuff Sack Accepts Accessory Suspenders Fully Seam Taped; Waterproof Articulated Knees