MONTANE Featherlite Running Smock Pertex Microlight outer that is windproof, fast drying and features a remarkable durable water repellent finish Pertex Microlight Cross Rip-stop across shoulders and upper arms for increased durability French seams throughout for extra strength, quality and weather resistance Articulated arms for reach high movement and tailored specifically to reduce hem lift 1/2 length, YKK semi-auto two way front zip with anti-snag baffle and wind-strip