This 7-ounce twill shirt is durable, comfortable and allows great freedom of movement while keeping you protected. It features an 88% cotton / 12% high-tenacity nylon blend, two chest pockets with flaps and button closures, an extended sleeve placket with a two-button adjustable cuff, a button-down collar and FR melamine buttons. The triple-stitched main seams add durability while the shaped shirt tail provides extra room. And like all Carhartt workwear, this shirt has been job-tested for reliability. NFPA 70E Compliant HRC Rating 2 (Clothing items may be layered to reach a higher HRC Rating.) ATPV Rating 8.6 We stock this shirt in Medium Blue as shown. Also available in Khaki and Dark Navy by Special Order. Call for more information. See below for Big & Tall Sizes. Carhartt Flame-Resistant Twill Shirt with Pocket Flaps cafltwshwipo$58.00Small FRS160MBL-S: Medium FRS160MBL-MLarge FRS160MBL-LX-Large FRS160MBL-XL2X-Large FRS160MBL-2XL Carhartt Flame-Resistant Twill Shirt with Pocket Flaps - Big & Tall SizesSame features as above - Big and Tall Sizes. We stock this shirt in Medium Blue as shown. Also available in Khaki and Dark Navy by Special Order. Call for more information. cafltwshwipo1$63.00Medium Blue: 3X-Large FRS160MBL-3XL4X-Large FRS160MBL-4XLMedium Tall FRS160MBL-MTLarge Tall FRS160MBL-LTX-Large Tall FRS160MBL-XLT2X-Large Tall FRS160MBL-2XLT3X-Large Tall FRS160MBL-3XLT4X-Large Tall FRS160MBL-4XLT Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.