Having the right under shirt for a ballistic vest is crucial for comfort and performance. The 5.11 Loose Fit Crew Short Sleeve Shirt fits that need with its unique design and features. This loose fit crew is designed for wear under body armor but is also great for casual and workout wear. Available in short- and long-sleeve loose fit crews and short-sleeve v-necks, these loose fit crews are a necessity for body armor wear. Key comfort design features of the 5.11 Loose Fit Crew includes saddle-shoulder construction which offers greater range of motion and an underarm mesh panel that allows moisture to vent and evaporate easily. These loose fit crews are extremely comfortable.Made of 100% polyester, the Loose Fit Crew is designed to last. The 5.11 Loose Fit Crew uses flat-lock seams which are stitched in such a way to prevent chafing and rubbing under the weight of even the heaviest ballistic vest. The underarm mesh panel allows moisture to be vented away which helps keep an officer cool throughout the duty shift.The Loose Fit Crew has generous sizing, making it a very comfortable and practical shirt for all types of wear. The polyester material does not bunch or wrinkle so youll remain cool and comfortable while wearing the shirt under your ballistic vest. If you choose the shirt for casual wear, youll feel like you are not wearing a shirt at all. If you are using the shirt in athletic endeavors or find yourself in on-duty rigorous activity, the shirt will wick moisture away from your body to keep you cool and comfortable.Affordable enough for everyday wear, the 5.11 Loose Fit Crew is designed to be worn under body armor providing comfort and protection throughout a long work shift. Because of the Durability of the 5.11 Loose Fit Crew an officer would not have to continually purchase replacement shirts for day to day shift work