Stay warm and stay ready with the 5.11 Tactical Sub Z Long-Sleeve Crew Shirt. An excellent base layer for cold-weather tactical conditions, the Sub Z Crew is engineered from a comfortable blend of 90% polyester and 10% spandex fabric with a textured interior for enhanced warmth retention. The fabric is antimicrobial-treated for odor control and wicks away moisture to keep you dry. Flatlock seams help reduce chafing and allow for easy layering. Ideal for tactical duty and recreational activities, the shirt offers a compression fit for close-to-skin comfort and extended length for all the coverage you need. Imported.