These long lasting, high quality Winter Liners offer the comfort of extra warmth from cold and wind. Recommended for linemen, construction workers, and workers exposed regularly to cold or sub-freezing temperatures. Flame Resistant Liners Both shell and lining are flame resistant (except sherpa lined liner). All Flame Resistant Liners feature a hook and loop chin strap and slots for HOTRODS Ear Warmers. Available with twill or quilted outer shell and fleece or sherpa linings.