CornerStone 1/2-Zip Job Shirt. CS626Developed with emergency services pros in mind, our versatile, durable job shirt is made to layer over a uniform shirt or under a jacket. It features must have details like dual mic clips and an adjustable chest storage pocket, which easily accommodates a full size radio or smaller items and keeps gear easily accessible. 9 ounce, 65 35 cotton poly fleece Mic clips at shoulders Right chest adjustable pocket with top and bottom hook and loop closures,