Designed to provide a highly visible profile in night time or low light conditions, the Short Sleeve Performance Hi-Vis Polo incorporates a generous application of authentic 3M Scotchlite reflective material at the chest, back, and sleeves, ensuring compliance with all ANSI Class II regulations and ordinances on high visibility clothing. Jersey-knit 100% polyester fabric. Additional features on hi vis polo shirts include a dual compartment pen pocket at the left chest, side vents for maximum breathability, integrated mic loops at the shoulders, and a drop tail for additional coverage in the back. An anti-microbial, moisture wicking finish keeps you cool, dry, and comfortable throughout your shift. Material: Polyester.