"The Carhartt Flame-Resistant Rugged Flex Canvas Long-Sleeve Shirt Jac for Men delivers just-right comfort without sacrificing safety. It meets the performance requirements of NFPA 70E and ASTME F1506 standards and is UL classified to NFPA 2112 standards. Flame-resistant 9-oz., 98% cotton/2% elastane canvas and flame-resistant 6.5-oz., 100% cotton French terry lining help you stay safe and comfortable on the job. Plus, Rugged Flex stretch technology ensures you maintain a full range of motion, so you can accomplish nearly any task without feeling restricted. This fire-resistant shirt jac also features a spread collar, a front snap closure, a left-chest zippered pocket, and 2 welt pockets. Center Back Length (Based on Size M): 31"". Machine wash. Imported.Manufacturer style #: 105978. Shell: Flame-resistant 9-oz., 98% cotton/2% elastane canvas Lining: Flame-resistant 6.5-oz., 100% cotton French terry Meets the performance requirements of NFPA 70E and ASTME F1506 standards UL classified to NFPA 2112 standards Rugged Flex stretch technology Spread collar Front snap closure Left-chest zippered pocket 2 welt pockets"