There's just no harder working choice than Carhartt® for a rugged ultraversatile gaiter that outdoes ordinary gaiters. Designed for breathability this comfortable gaiter features a double layer pocket at the nose and mouth to accommodate an optional filter. An adjustable locking drawcord in the back helps ensure a customized fit. 95/5 cotton/spandex, 100% cotton lining for filter pocket. Double layer 4 x 4 filter pocket at the nose and mouth (filter not included).