Workrite 262TK67NBXL-00 Flame Resistant 6.7 oz Tecasafe Plus Knit Long Sleeve Polo Shirt, Ribbed Cuff, X-Large, Navy Blue Long-sleeved navy blue knit Polo shirt with ribbed-knit collar and fully finished rib cuff 6.7-oz.Tecasafe Plus fabric for resistance to flash fire and electric arc 48% modacrylic / 37% lyocell / 15% para-aramid Three-button placket front with microphone loop at the bottom Welt pockets on both shoulders