You work hard and need protection from the possibility of flames on your job site. Walls got you covered. Walls FR long sleeve Henley puts the kibosh on sparks and flames. It's comfortable and looks good, too. The entire shirt, fabric and trims included, is 2112 UL certified and has an HRC Level 2 rating. That's serious protection. The 7oz. 100% cotton knit shell keeps it comfortable, even when you're working hard. Material: Cotton.