5.11 Company CST Boot 2.0 at Quartermaster - FW409 - YouTube。New with tags 5.11 Tactical Men\'s Company CST 2.0 Work Boots in black. These heavy-duty safety boots feature a composite safety toe that meets ASTM F2413-11 requirements for impact and compression resistance, electrical hazard (EH) protection, and puncture resistance (PR). Constructed with a full-grain leather upper, they include a perforated neoprene lining with antibacterial treatment and an abrasion-resistant, moisture-wicking mesh lining. The non-metallic shank provides stability and torsional rigidity without setting off metal detectors. Condition: Brand new with original retail tags attached. Pristine uppers and outsoles.