24-7 Series Performance Polo is 100-percent polyester. This new polo includes all the same high performance features as the original 24-7 Series polo that has become a popular favorite of law enforcement officers. However, it's manufactured from a special high performance, jersey knit polyester fabric that's stays dry and fights the effects of perspiration in the heat of the day or in the heat of a high pressure situation so an officer can stay comfortable and retain his professional appearance. The fabric is U.S.-made and the shirt GSA-approved. The fabric features include moisture-wicking and is quick drying technology, a no-pick, no-snag construction, special MIL-SPEC anti-microbial finish that kills 99-percent of bacteria, an anti-odor finish, 50+ UV protection. The shirt itself has a curl-free tip collar, tagless size labels for comfort, reinforced half moon neck yoke and taped neck, three-button placket, dual pen/pencil slot on the left sleeve gusseted sleeves for excellent range of motion and more. Several colors are available in sizes from X-small to 5X-large.