TRU ¼-Zip Combat ShirtTru Spec TRU Zip Combat Shirt Poly Cotton Rip Stop "Duty Ready. Range Proven." The Tru Spec TRU Zip Combat Shirt combines uniform level durability with tactical functionality for law enforcement, security, and operational wear. Built with a rugged 65 35 poly cotton rip stop body and engineered sleeves, it features reinforced elbows with internal pad pockets, dual bicep and forearm pockets with loop fields for patches, and a zip front with mandarin