All seams are sealed. Power Torque design system. Bemis abrasion tape at cuffs. Adjustable Velcro cuffs. Interior wind flap. Anti-chafe chin guard. One hand drawcord. YKK'sAquaGuard®molded waterproof zipper. Stats: 15,000 MM/ 10,000 G/M2. 100% Polyester. Machine wash.